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Articles sur Birds

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Specialized anatomy means flightless penguins are master swimmers. Christopher Michel

How many bones do penguins have?

How did penguins end up with so few bones – and become lightning-fast swimmers?
A Bohemian waxwing eating mountain ash berries. Lisa Hupp, USFWS/Flickr

With fewer animals to spread their seeds, plants could have trouble adapting to climate change

Forests around the world will need to shift their ranges to adapt to climate change. But many trees and plants rely on animals to spread their seeds widely, and those partners are declining.

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