The seahorse is the only fish to have a neck.
12
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
A dork is a whale's penis.
327
The cat brain weighs about 30g.
167
Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
A 42-foot sperm whale has about 7 tons of oil in it.
209
Nicole Kidman is scared of butterflies.
65