Dolphins intentionally chew on toxic puffer fish to get high.

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Rats can chew through wood, cement, brick, lead, cinder blocks and aluminum.

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Cows moo in accents specific to their region, just like humans.

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The giant panda spends around 55% of its life collecting, preparing and eating bamboo.

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The female market squid sometimes display fake testicles to avoid the advances of males.

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Wolves became tamer companions and evolved into dogs about 27,000 years ago.

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The largest deer species was the Irish Giant Deer which went extinct 11,000 years ago. Reaching 7ft tall at the shoulder, the Irish Deer’s antlers could span 12ft, four times the width of a single bed.

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Elephants don’t like peanuts.

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