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The “Rufa” Red Knot is now protected under the Endangered Species Act

10,000 Birds

Fish and Wildlife Service has listed the “Rufa” population of Red Knot ( Calidris canutus rufa ) as a threatened species under the Endangered Species Act (ESA). The other sub-species, Calidris canutus roselaari , migrates along the Pacific Coast and breeds in Alaska and the Wrangel Island in Russia.

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Photo Essay: Green-rumped Parrotlets from Egg to Adult

10,000 Birds

My morning routine has already been simplified down to the essentials – roll out of bed and out from under the protective mosquito net, pull on dirty odorous field clothes, munch down a quick breakfast. She lays an egg every day or two until completing a clutch of anywhere from five to ten eggs.

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The Complicated Mating Systems of Rheas

10,000 Birds

Less than 1% of all species exhibit role some type of role reversal where males do what females typically do. Male Phalaropes, Jacanas, Tinamous, and Rheas build nests, incubate the eggs and take care of the chicks. Perhaps the most complicated and bizarre mating system is that of the Rheas of South America.

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The Endangered Andean Flamingo

10,000 Birds

The Andean Flamingo ( Phoenicopterus andinus ) is one of the three flamingos occurring in the high Andes of South America. Egg harvesting to sell as food was intensive then, with thousands taken annually from the breeding colonies in Chile. Egg collection for local consumption still continues at lower scale.

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Is The Hooded Grebe About To Go Extinct?

10,000 Birds

Twenty two species are distributed among six genera, depending on what happens to be extinct, and for the most part one grebe is like another. This makes Grebes vulnerable to climate change and the predation of invasive species. It is easy to see how Minks set lose in a welcoming habitat could eat an entire species.

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The Return of Least Terns to the Gulf Coast

10,000 Birds

Though they weight less than two ounces, Least Terns migrate from South America to the West, East, and Gulf Coast to breed on dunes or flat gravel roofs (there are also populations in the middle of the United States). In Florida, the Least Tern is a state-designated threatened species; the interior populations are federally endangered.

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The Brown and Peruvian Pelicans

10,000 Birds

The Brown Pelican and the Peruvian Pelican are closely related and once were considered the same species. The Brown Pelican occurs in both the Pacific and Atlantic coasts of North America and northern South America. The species reached pre-pesticide numbers by the late 1990s and was fully delisted in 2009.

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