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A Strategic Arms Race Among Birds

10,000 Birds

The vast majority of the 10,000+ living species of birds are passerines, and the vast majority of those have a similar system of breeding: Mom and dad bird make a nest and share parental responsibilities roughly equally, if not identically. In the latter, three or more adult individuals contribute to the raising of offspring.

Breeders 206
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Birding Nonggang, Guangxi, China – part 2

10,000 Birds

Even the Latin species name soror (“sister”) indicates the similarity to another pitta species (blue-naped). The eBird description of the Small Niltava starts with the surprisingly dull statement that “size distinguishes this species from other niltavas” Who would have thought.

China 237
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Laughing at you, not with you

10,000 Birds

Not bad given that the 5 families in the inner circle of the laughingthrush family have a combined number of about 68 species. The Hainan version is sometimes considered a separate species, in which case it is classified as Near Threatened. 36, if my counting is right and there has been no very recent split or lump.

San Diego 214
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Rails: The Once and Future Kings of the Pacific

10,000 Birds

One of the less well remembered awful things that happened in the Second World War (a six year period of history filled with an uncountable number of awful things) is that war’s direct role in the extinction of two species of rail. The loss of these two species was, in fact, no aberration, except in how late the extinctions were.

Hawaii 210
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Polygynandry and avian swingers

10,000 Birds

Nice. ((** all names have been changed to protect identities and have been substituted with (almost) randomly chosen substitutes suitable for a family of Alpine Accentors.)) to have and raise children. small families putting less pressure on the adult members of the family). Davies et al. You disgust me.

2011 217
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The Crossley ID Guide: Britain & Ireland — A Review of the Book

10,000 Birds

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. Species Accounts are organized into seven chapters based on two major habitats: - Waterbirds—Swimming Waterbirds, Flying Waterbirds, Walking Waterbirds.

Ireland 172