Climate change is causing birds to shrink, study finds
Wednesday, 4 December 2019 (
1 week ago)
Over 70,000 dead birds that crashed into buildings in Chicago all shrank in size — but there was some surprise growth elsewhere
Credit: TomoNews US - Published
5 days ago < > Embed
ANN ARBOR, MICHIGAN — New research has found that tens of thousands of North American birds have become smaller in size since 1978.
Scientists examined 70, 716 dead birds — 52 bird species in total — that crashed into skyscrapers in Chicago.
The study, published in the journal Ecology... North American birds are shrinking 01:28
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