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The Cattle Egret Expansion

10,000 Birds

Other species have certainly expanded their ranges, but never in such a rapid and global scale. For reasons that are not quite clear, this species underwent a massive range expansion. In the east, this species can be found along the east coast of Africa, the Nile Valley,and into parts of the middle east and India and southeast Asia.

Cattle 193
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Noxious: Montana’s Battle With Spotted Knapweed, and What Birders Can Do

10,000 Birds

It’s bad enough to be an invasive species — the term shows a major fall in public esteem from the days when acclimatization was the rage. But as a descriptor, ‘invasive species’ doesn’t have a patch on ‘noxious weed’ Call something a noxious weed and there’s no doubt where you stand on it.

Montana 187
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Birding in a Hellmouth

10,000 Birds

There were opportunities to go to far flung places like the islands of the Pacific or the coast of Canada or the Yorkshire Dales… Anyway, as I was obsessed by Africa at the time, I leapt at the opportunity to go to Namibia to collect samples of bat DNA for a biogeography project. And then, there it was.

Bats 168
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Second Atlas of Breeding Birds in Pennsylvania: A Review by an Atlas Novice

10,000 Birds

The core of the book are the Species Accounts, 190 accounts by 52 authors, some names that readers will easily recognize, others birders and ornithologists well-known in Pennsylvania. You can see the Species Account for Henslow’s Sparrow above, in the banner photo. The second page is the map page. Brauning and Andrew M.

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Bird Science and Evolution: 2013 Year In Review

10,000 Birds

But I’ve compiled a sampling of this year’s news and events for your edification. 08–20 Many bird species are in trouble, but the Hooded Grebe is really really in trouble. … The dinosaur specimen in question was found in deposits west of the city of Grande Prairie in west-central Alberta, Canada.

Science 247
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The Crossley ID Guide: Waterfowl–A Book Review

10,000 Birds

The Crossley ID Guide: Waterfowl covers every residential, migrating, vagrant, exotic, and introduced swan, goose, dabbling and diving duck in North America (Canada and the United States): 62 Species Accounts on four swan species and one vagrant subspecies; 15 goose species; 46 duck species; plus accounts for hybrid geese, ducks and exotics.

Ducks 178