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Flights of Passage: a book review

10,000 Birds

Last year there was a spate of books specifically about bird “behavior” – though one might well say that every book about birds, from field guides on up, is about behavior in some way or another. The page or two of text for each bird has some good stuff, not all pertaining to migration. A “broad spectrum,” indeed.

Alaska 230
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The five most unique birds in the world

10,000 Birds

What are the world’s most distinctive birds? That question could be answered in several ways, but a new paper released this month — Global Distribution and Conservation of Evolutionary Distinctness in Birds (Jetz et al. It’s important to understand that the evolutionary distinctiveness ranking proposed by Jetz et al.