When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
A scorpion can hold its breath for up to 6 days.
19
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
In the movie 'The Wizard Of Oz', Toto the dog's salary was $125 a week, while Judy Garland’s was $500 a week.
5