Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
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Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
The Pistol Shrimp can snap its claws together to create a sound of 218 decibels, louder than as supersonic jet at full speed. It only lasts for 1 millisecond. The snapping action also creates a bubble that is greater than 5000 Kelvin, close to the surface temperature of the sun.
21
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
Baks the blind boxer has a seeing eye goose named Buttons; a four-year-old goose who leads the pup around everywhere either by hanging onto him with her neck, or by honking to tell him which way to go.
16
The Basenji dog is the only dog that is not able to bark.
4