Джерело:
New Scientist - Online news
Дата публікації:
30/11/2022 18:00
Постійна адреса новини:
http://www.vsinovyny.com/9510153
Ancient bird with a movable beak rewrites the story of avian evolution
30/11/2022 18:00 // New Scientist - Online news
The earliest birds were thought to have a fused upper beak like ostriches, but a skull bone from 67 million years ago reveals that jointed beaks came first
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