Underneath all its fur, a polar bear’s skin is black.
A rhinoceros’s skin can be almost 2 inches thick.
Frogs’ skin is unique. Instead of drinking water through their mouths, they soak it in through their skin!
The whale shark has the thickest skin in the world, at an impressive 15 centimeters (6″) thick!
African spiny mice possess some of the thinnest skin in the world. They can regenerate skin, hair follicles, sweat glands, and cartilage in a matter of days, without any scarring. So they can escape predators if their skin grabs them, it peels off, and no harm is done.
The largest turtle is the leatherback sea turtle, it can weigh over 900 kg! (2000 lb) Turtles lay eggs.
Pigs have an excellent sense of smell.
A female giraffe gives birth while standing up. The calf drops approximately 6 feet to the ground, but it is not hurt from the fall.
Instead of bones, sharks have a skeleton made from cartilage.
The horn of a rhinoceros is made from compacted hair rather than bone or another substance.
Insects such as bees, mosquitoes and cicadas make noise by rapidly moving their wings.
A group of owls is called a parliament.
Owls are very quiet in flight compared to other birds of prey.
Turtles have existed for around 215 million years.
Sea turtles have special glands which help remove salt from the water they drink.