Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
Cats have a weak sense of taste. They have only 473 tastebuds, humans have 9,000.
307
Our eyes are always the same size from birth, but our nose and ears never stop growing.
269
The human brain has the capacity to store everything that you experience.
4k
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Tigers can see 6 times better at night than humans.
305
In one day, adult lungs move about 10,000 litres of air.
11