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
Nicole Kidman is scared of butterflies.
65
The Platypus used to be considered a myth like Bigfoot and the Yeti.
18
Cats recognise the voice of their owner, but never evolved to care.
22
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
Alligators can live up to 100 years.
337