“Tigers have striped skin as well. Each pattern is unique as fingerprint.”

Ch Javed

02:45:pm 07 Jun, 2022

You can tell the age of a whale by looking at the wax plug in its ear.
The alternating color of layers can help a scientist estimate whale age, although different species of whales excrete earwax at different rates. In blue whales, a pair of layers one light and one dark, represents one year of life. Scientists have been using earplugs to age whales since the 1950s.

Fahad Hussain

01:58:pm 07 Jun, 2022

Bats are the only flying mammal.

While the flying squirrel can only glide for short distances, bats are true fliers. A bat's wing resembles a modified human hand — imagine the skin between your fingers larger, thinner and stretched

Aazal Chaudhari

01:56:pm 07 Jun, 2022

Polar bears are not white. Their fur is actually transparent.
Yes! Most sources indicate that the long, coarse guard hairs, which protect the plush thick undercoat, are hollow and transparent. The thinner hairs of the undercoat are not hollow, but they, like the guard hairs, are colorless. Male polar bear near the Beaufort Sea, Alaska, 2016