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A Strategic Arms Race Among Birds

10,000 Birds

In the former, a female lays her fertilized egg in the nest of another species, in the hopes that her offspring will be raised by the unwitting hosts. In the latter, three or more adult individuals contribute to the raising of offspring. It turns out that the two strategies may be related. Photo of a Fairy Wren from HERE. Feeney, W.

Breeders 220
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The Crossley ID Guide: Britain & Ireland — A Review of the Book

10,000 Birds

I find the Crossley Guides, Eastern Birds and Raptors (fall 2013), very useful when I’m looking for new or unfamiliar birds (Linnet!), The British Trust for Ornithology (BTO) has documented 596 bird species in the wild as at 1 January 2013; 265 are listed as Accidental, 59 as Scarce Visitor, and 2 as Extinct.

Ireland 175