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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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Comebackers

10,000 Birds

North American Peregrine Falcons have also enjoyed an impressive population rebound in recent years. Most birders are familiar with this story; back in the day, the pesticide DDT was in widespread use all over North America. While DDT is still used some places in the world, it has largely disappeared from use in North America.

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Laysan Albatrosses

10,000 Birds

While I often tease Corey about how many albatrosses we have down here in New Zealand, the fact is that the United States has three species of Albatross that breed within its boundaries, albeit one of them only very rarely, and visit the western shores of North America. It took ages, but it was a constant delight.

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American Birding Association Field Guide to Birds of Ontario: A Field Guide Review

10,000 Birds

The American Birding Association Field Guide to Birds of Ontario covers 311 species (publicity material says 310, probably because Alder and Willow Flycatchers share one page), birds that author Chris Earley says, “are seen in the province most regularly” (p. 2012), and (4) Waterfowl of Eastern North America, 2nd ed.

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The Rusty Squirrel-Hawk AKA Ferruginous Hawk

10,000 Birds

They inhabit the grasslands, shrub steppes, and deserts of western and central North America. Ferruginous Hawks were petitioned for listing under the federal Endangered Species Act in 1991 but rejected; currently they are listed as a Category 2 Species by the U.S. Click on photos for full sized images. Raptor Res.

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Avian Quiz – April 15, 2011

10,000 Birds

It is not limited to North America, as many of my other quizzes are. Here are the clues: 1. Some references indicate that this country has nearly 900 different species of birds. And another list shows 6 endemics and 11 endangered species. This week’s quiz is geographically GLOBAL in nature.

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Peregrine Falcons at the National Wildlife Refuges

10,000 Birds

I’m sure most of you know that the Peregrine Falcon became an endangered species because of the use of organochlorine pesticides, especially DDT, during the 1950′s, 60′s, and 70′s. They were officially listed as Endangered in 1970 in the U.S. Peregrine Falcon at Delevan National Wildlife Refuge.

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