It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
Female kangaroos have three vaginas.
2
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
Travis was a chimpanzee who socialized with humans since birth. He could log onto a computer to look at pictures, watch TV using a remote control, brush his teeth, feed hay to his owner's horses, water plants, and learned the schedule of passing ice cream trucks.
11
15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1
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