16th May 2016
The practice of people eating insects is called entomophagy. It has been practised for centuries throughout Africa, Australia, Asia, the Middle East, and North, Central and South America. This is because many bugs are both protein-rich and good sources of vitamins, minerals and fats.
16th May 2016
Every person, including identical twins, has a unique eye and tongue print along with their finger print. Tongue prints are as distinctive as eye and finger prints. The technique of biometry is being used to identify individuals using the uniqueness of the iris. Nowadays, tongue prints are also being considered for biometrics, since tongues are protected in the mouth and hence difficult to forge.
16th May 2016
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.
