Camels have three eyelids. They have upper and lower eyelids that have eyelashes to shield the eyes from sand. In addition, camels have a third eyelid, which is thin like a transparent membrane. It opens sideways, from both sides, like a shutter. Camels can see through this third eyelid during sandstorms.
Camels are known to live without water for many weeks in the desert. But it has been found that giraffes and kangaroo rats can live for more days than the camels. Giraffes eat food high in water content, and so they can live without water for weeks. Kangaroo rats never drink water but metabolise water…
The binturong, also known as the Asian Bearcat, has the smell of popcorn, which is made by an oil gland under the tail. As a binturong drags its tail through the branches it climbs on, it leaves its scent behind.
The elephant has the longest gestation period at 22 months. This is longer than that of the blue whale, which is one year. Some species of dolphins have a gestation period of 17 months and sperm whales carry their young for up to 19 months. Rhinos have a gestation period of about 450 days. Owing…
The black rhino is not actually black but grey or brown. It has a hook-shaped lip. The white rhino has a square lip. Both species of rhinos are found in Africa and have two horns. The black rhino is a near-extinct species.
Opossums are marsupials, just like kangaroos. The mother carries her young in her pouch. Young opossums are extremely tiny. At birth the young opossums are blind, hairless and practically shapeless. Young opossums are so small that one can put all of the 5 to 18 babies in a tablespoon when they are born.
