Sharks, like other fish, have their reproductive organs in their chests.
248
Cats and dogs can hear ultrasound.
350
The Basenji dog is the only dog that is not able to bark.
4
By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
9
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
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
There's a competition in Sweden called Kaninhoppning, or rabbit show jumping.
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