Koalas use their noses to find friends and avoid enemies

The marsupials employ their large snouts for everything from sniffing out toxins to saying hello.

The koala’s nose is distinctive—it’s a big black leathery rectangle in the middle of a round, grey face that’s surprisingly soft to the touch. And every koala nose is…
via Popular Science "http://bit.ly/2Kw6y8l"


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