Cats recognise the voice of their owner, but never evolved to care.
22
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
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There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
40
A group of pugs is called a grumble.
10
Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
23
Nicole Kidman is scared of butterflies.
65