Only 3% of bird species have penises.
0
Cats and dogs can hear ultrasound.
350
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
On some poorly researched trivia lists it is stated as a fact that a pregnant goldfish is called a twit. This is not true as goldfish lay eggs.
71
There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
40
Jumping fleas can accelerate 50 times faster than the space shuttle.
218