Source: John Brighenti, via Flickr. Distributed under a CC BY 2.0 license. Naked mole-rats are weird. Native to East Africa, they live underground in highly ordered and hierarchical colonies with a ...
Assuming feathers are superior to fur in terms of water protection and insulation, I’ve always wondered: why did mammals go the fur route, rather than developing feathers? — Shane, Perth One of the ...
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