Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
Cats and dogs can hear ultrasound.
350
There is a sea snail that wears a suit of iron plated armor. It is the only known animal to use iron sulphide as skeletal material.
9
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
Nicole Kidman is scared of butterflies.
65
A puppy is born blind, deaf, and toothless.
16
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
The octopus does not have a blind spot.
273