Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
An average cat has 1-8 kittens per litter and can have 2-3 litters per year. During her productive life, one female cat could have more than 100 kittens. A single pair of cats and their kittens can produce as many as 420,000 kittens in just 7 years.
10
The Lion's Mane Jellyfish is the largest jellyfish in the world. They have been swimming in arctic waters since before the dinosaurs (over 650 million years ago).
12
Whales and dolphins can't taste anything other than salt.
11
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6