A group of pugs is called a grumble.
10
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.
10
When cats are happy, they may squeeze their eyes shut.
10
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
Cats recognise the voice of their owner, but never evolved to care.
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Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
11
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17