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The Secret Perfume of Birds: Uncovering the Science of Avian Scent–A Book Review

10,000 Birds

Whittaker’s adventures in olfactory research take unexpected turns into genetics, chemistry, and the halls of academia. One of Whittaker’s first experiments was to place other birds’ preen oil on the nests and eggs of Dark-eyed Juncos. ” (p. Also tubenoses and Kiwis can smell very well.

Science 210
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How much bird is there, anyway?

10,000 Birds

Here’s some data from the famous research project of Manu, Peru, giving biomass in kilograms per hectare. In your back yard, if you have a feeder and exclude insects, birds may represent 100% of the animal biomass until either you our your cat walks outside. The data here are from the site of Manaus: All animals: 200 Mammals: 8.4

Mammals 172