Mahatma Gandhi used to travel with his goat so that he could have fresh milk.
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The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
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Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
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Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
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A zoo in China gave a gay penguin couple the opportunity to raise a chick.
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Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
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A cat rubs against people not only to be affectionate but also to mark out its territory with scent glands around its face. The tail area and paws also carry the cat's scent.
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There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
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