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Bird Song and Parallel Evolution: learning from our feathered friends

10,000 Birds

APRIL 21, 2011

The modal bird song is a song, but not all ‘songs’ are song-like, in the sense that we expect song to come out of the ‘mouth’ (bill) and to consist of modulated air currents (like human voice). Drawing of bower birds from Darwin’s 1871 volume on sexual selection.

Zebras

Zebras Birds Humane Raised

Birding Longcanggou, Sichuan again (but maybe for the last time)

10,000 Birds

MARCH 6, 2023

If being hunted by evil humans was not enough, Ashy-throated Parrotbills are also hosts of the parasitic Common Cuckoo. Apparently , they use the presence of their own eggs as a cue for recognizing parasitic eggs – so without the presence of their own eggs as a template they fail to recognize a parasitic egg. Animal Class.

Eggs

Eggs China Birds Mammals

Animal Rights Zone

Bird Song and Parallel Evolution: learning from our feathered friends

Birding Longcanggou, Sichuan again (but maybe for the last time)

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