Search results for Reproduction

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Adams River sockeye salmon. A female sockeye salmon swims upstream in the Adams River to spawn, having traveled hundreds of miles upstream from the ocean, Oncorhynchus nerka, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Adams River sockeye salmon. A female sockeye salmon swims upstream in the Adams River to spawn, having traveled hundreds of miles upstream from the ocean.
Species: Sockeye salmon, Oncorhynchus nerka
Location: Adams River, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Image ID: 26161  
A sockeye salmon swims in the shallows of the Adams River, with the surrounding forest visible in this split-level over-under photograph, Oncorhynchus nerka, Roderick Haig-Brown Provincial Park, British Columbia, Canada
A sockeye salmon swims in the shallows of the Adams River, with the surrounding forest visible in this split-level over-under photograph.
Species: Sockeye salmon, Oncorhynchus nerka
Location: Adams River, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Image ID: 26144  
Sockeye salmon, migrating upstream in the Adams River to return to the spot where they were hatched four years earlier, where they will spawn, lay eggs and die, Oncorhynchus nerka, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Sockeye salmon, migrating upstream in the Adams River to return to the spot where they were hatched four years earlier, where they will spawn, lay eggs and die.
Species: Sockeye salmon, Oncorhynchus nerka
Location: Adams River, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Image ID: 26149  
A male sockeye salmon, showing injuries sustained as it migrated hundreds of miles from the ocean up the Fraser River, swims upstream in the Adams River to reach the place where it will fertilize eggs laid by a female in the rocks. It will die so after spawning, Oncorhynchus nerka, Roderick Haig-Brown Provincial Park, British Columbia, Canada
A male sockeye salmon, showing injuries sustained as it migrated hundreds of miles from the ocean up the Fraser River, swims upstream in the Adams River to reach the place where it will fertilize eggs laid by a female in the rocks. It will die so after spawning.
Species: Sockeye salmon, Oncorhynchus nerka
Location: Adams River, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Image ID: 26147  
Adams River sockeye salmon. A female sockeye salmon swims upstream in the Adams River to spawn, having traveled hundreds of miles upstream from the ocean, Oncorhynchus nerka, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Adams River sockeye salmon. A female sockeye salmon swims upstream in the Adams River to spawn, having traveled hundreds of miles upstream from the ocean.
Species: Sockeye salmon, Oncorhynchus nerka
Location: Adams River, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Image ID: 26157  
Gray whales, two males both with extended penis during courtship socialization, Laguna San Ignacio, Eschrichtius robustus, San Ignacio Lagoon
Gray whales, two males both with extended penis during courtship socialization, Laguna San Ignacio.
Species: Gray whale, Eschrichtius robustus
Location: San Ignacio Lagoon, Baja California, Mexico
Image ID: 06431  
Brown pelican, golden sunrise light, winter adult breeding plumage, showing bright red gular pouch and dark brown hindneck plumage of breeding adults. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
Brown pelican, golden sunrise light, winter adult breeding plumage, showing bright red gular pouch and dark brown hindneck plumage of breeding adults. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 23624  
Brown pelican, winter adult breeding plumage, showing bright red gular pouch and dark brown hindneck plumage of breeding adults. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
Brown pelican, winter adult breeding plumage, showing bright red gular pouch and dark brown hindneck plumage of breeding adults. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 20074  
Brown pelican, non-breeding winter plumage. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
Brown pelican, non-breeding winter plumage. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 20087  
Brown pelican. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning. In winter months, breeding adults assume a dramatic plumage with brown neck, yellow and white head and bright red gular throat pouch, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
Brown pelican. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning. In winter months, breeding adults assume a dramatic plumage with brown neck, yellow and white head and bright red gular throat pouch.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 15123  
Brown pelican, winter plumage, showing bright red gular pouch and dark brown hindneck colors of breeding adults. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
Brown pelican, winter plumage, showing bright red gular pouch and dark brown hindneck colors of breeding adults. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 20081  
A school of sockeye salmon, swimming up the Adams River to spawn, where they will lay eggs and die, Oncorhynchus nerka, Roderick Haig-Brown Provincial Park, British Columbia, Canada
A school of sockeye salmon, swimming up the Adams River to spawn, where they will lay eggs and die.
Species: Sockeye salmon, Oncorhynchus nerka
Location: Adams River, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Image ID: 26146  
A sockeye salmon swims in the shallows of the Adams River, with the surrounding forest visible in this split-level over-under photograph, Oncorhynchus nerka, Roderick Haig-Brown Provincial Park, British Columbia, Canada
A sockeye salmon swims in the shallows of the Adams River, with the surrounding forest visible in this split-level over-under photograph.
Species: Sockeye salmon, Oncorhynchus nerka
Location: Adams River, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Image ID: 26148  
A sockeye salmon swims in the shallows of the Adams River, with the surrounding forest visible in this split-level over-under photograph, Oncorhynchus nerka, Roderick Haig-Brown Provincial Park, British Columbia, Canada
A sockeye salmon swims in the shallows of the Adams River, with the surrounding forest visible in this split-level over-under photograph.
Species: Sockeye salmon, Oncorhynchus nerka
Location: Adams River, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Image ID: 26156  
Sockeye salmon, swim upstream in the Adams River, traveling to reach the place where they hatched four years earlier in order to spawn a new generation of salmon eggs, Oncorhynchus nerka, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Sockeye salmon, swim upstream in the Adams River, traveling to reach the place where they hatched four years earlier in order to spawn a new generation of salmon eggs.
Species: Sockeye salmon, Oncorhynchus nerka
Location: Adams River, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Image ID: 26165  
Brown pelican, winter adult breeding plumage, showing bright red gular pouch and dark brown hindneck plumage of breeding adults. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
Brown pelican, winter adult breeding plumage, showing bright red gular pouch and dark brown hindneck plumage of breeding adults. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 23622  
Brown pelican, winter adult breeding plumage, showing bright red gular pouch and dark brown hindneck plumage of breeding adults. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
Brown pelican, winter adult breeding plumage, showing bright red gular pouch and dark brown hindneck plumage of breeding adults. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 23627  
Brown pelican, juvenile with blue and gray identification bands on its legs. These tags aid scientists in understanding how the birds travel and recover if they have been rehabilitated. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
Brown pelican, juvenile with blue and gray identification bands on its legs. These tags aid scientists in understanding how the birds travel and recover if they have been rehabilitated. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 23630  
Brown pelican, winter plumage, showing bright red gular pouch and dark brown hindneck colors of breeding adults. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
Brown pelican, winter plumage, showing bright red gular pouch and dark brown hindneck colors of breeding adults. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 20075  
Brown pelican, winter adult breeding plumage, showing bright red gular pouch and dark brown hindneck plumage of breeding adults. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
Brown pelican, winter adult breeding plumage, showing bright red gular pouch and dark brown hindneck plumage of breeding adults. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 23626  
Brown pelican, winter adult breeding plumage, showing bright red gular pouch and dark brown hindneck plumage of breeding adults. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
Brown pelican, winter adult breeding plumage, showing bright red gular pouch and dark brown hindneck plumage of breeding adults. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 23638  
Adams River sockeye salmon. A female sockeye salmon swims upstream in the Adams River to spawn, having traveled hundreds of miles upstream from the ocean, Oncorhynchus nerka, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Adams River sockeye salmon. A female sockeye salmon swims upstream in the Adams River to spawn, having traveled hundreds of miles upstream from the ocean.
Species: Sockeye salmon, Oncorhynchus nerka
Location: Adams River, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Image ID: 26145  
Sockeye salmon, swimming upstream in the shallow waters of the Adams River. When they reach the place where they hatched from eggs four years earlier, they will spawn and die, Oncorhynchus nerka, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Sockeye salmon, swimming upstream in the shallow waters of the Adams River. When they reach the place where they hatched from eggs four years earlier, they will spawn and die.
Species: Sockeye salmon, Oncorhynchus nerka
Location: Adams River, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Image ID: 26152  
Two male sockeye salmon, swimming together against the current of the Adams River. After four years of life and two migrations of the Fraser and Adams Rivers, they will soon fertilize a female's eggs and then die, Oncorhynchus nerka, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Two male sockeye salmon, swimming together against the current of the Adams River. After four years of life and two migrations of the Fraser and Adams Rivers, they will soon fertilize a female's eggs and then die.
Species: Sockeye salmon, Oncorhynchus nerka
Location: Adams River, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Image ID: 26163  
Adams River sockeye salmon. A female sockeye salmon swims upstream in the Adams River to spawn, having traveled hundreds of miles upstream from the ocean, Oncorhynchus nerka, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Adams River sockeye salmon. A female sockeye salmon swims upstream in the Adams River to spawn, having traveled hundreds of miles upstream from the ocean.
Species: Sockeye salmon, Oncorhynchus nerka
Location: Adams River, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Image ID: 26168  
Adams River sockeye salmon. A female sockeye salmon swims upstream in the Adams River to spawn, having traveled hundreds of miles upstream from the ocean, Oncorhynchus nerka, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Adams River sockeye salmon. A female sockeye salmon swims upstream in the Adams River to spawn, having traveled hundreds of miles upstream from the ocean.
Species: Sockeye salmon, Oncorhynchus nerka
Location: Adams River, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Image ID: 26170  
Carcasses of dead sockeye salmon, line the edge of the Adams River. These salmon have already completed their spawning and have died, while other salmon are still swimming upstream and have yet to lay their eggs, Oncorhynchus nerka, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Carcasses of dead sockeye salmon, line the edge of the Adams River. These salmon have already completed their spawning and have died, while other salmon are still swimming upstream and have yet to lay their eggs.
Species: Sockeye salmon, Oncorhynchus nerka
Location: Adams River, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Image ID: 26154  
Sockeye salmon, swim upstream in the Adams River, traveling to reach the place where they hatched four years earlier in order to spawn a new generation of salmon eggs, Oncorhynchus nerka, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Sockeye salmon, swim upstream in the Adams River, traveling to reach the place where they hatched four years earlier in order to spawn a new generation of salmon eggs.
Species: Sockeye salmon, Oncorhynchus nerka
Location: Adams River, Roderick Haig-Brown Provincial Park, British Columbia, Canada
Image ID: 26155  
Brown pelican, juvenile with blue and gray identification bands on its legs. These tags aid scientists in understanding how the birds travel and recover if they have been rehabilitated. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
Brown pelican, juvenile with blue and gray identification bands on its legs. These tags aid scientists in understanding how the birds travel and recover if they have been rehabilitated. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 23631  
Brown pelican, winter adult breeding plumage, showing bright red gular pouch and dark brown hindneck plumage of breeding adults. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
Brown pelican, winter adult breeding plumage, showing bright red gular pouch and dark brown hindneck plumage of breeding adults. This large seabird has a wingspan over 7 feet wide. The California race of the brown pelican holds endangered species status, due largely to predation in the early 1900s and to decades of poor reproduction caused by DDT poisoning.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 23640  
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