When a male honey bee climaxes during sex, his testicles explode and then he dies.
27
The cat brain weighs about 30g.
167
Cats and dogs can hear ultrasound.
350
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6