Cats have a weak sense of taste. They have only 473 tastebuds, humans have 9,000.
307
By weight, Bone is five times stronger than steel.
417
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
In one day, adult lungs move about 10,000 litres of air.
11
A human being loses an average of 40 to 100 strands of hair a day.
133
Obsessive nose picking is called Rhinotillexomania.
101
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132