Lions with attractive manes tend to have higher levels of testosterone—used as an indicator of physical strength and sexual health. 

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A group of porcupines is called a prickle

The male bird-of-paradise will show off its feathers and dance as a way to attract mates

The booby name, for birds, comes from the Spanish word ‘bobo’ meaning clownish or stupid

Image of a tripod fish standing on the ocean floor

Tripod Fish Can Stand On Their Fins As They Wait For Food To Pass By

Ponies are not baby horses—they are fully grown equines