Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
Ants tend to survive in a microwave because they find the coolest spot and wait!
17
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
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
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
There's a rare breed of pig that looks like a sheep.
14
Lobsters have blue blood.
476
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492