Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
Squirrels forget where they hide about half of their nuts.
698
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
Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
Denmark has twice as many pigs as there are people.
66
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10