A domestic cat can sprint at about 31 miles per hour.
274
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
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
Cats recognise the voice of their owner, but never evolved to care.
22
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
40