Question

AJUTATI-MA SA FAC O COMPUNERE DESPRE URSUL POLAR,IN ENGLEZA.

Answer 1

The polar bear (Ursus maritimus) is a white bear living in the northern areas of the frozen Arctic Ocean, the largest predator on land met. Its lifetime is 35-40 polar ani.Ursul is a large mammal, its weight goes up to 300-600 kg for males and females 150-300 kg, height from 1.8 m to 2.5 m length. it has a white fur. Large and strong claws are able to break the natural opponents. It has a white layer of fat under the skin, which helps to protect against the cold, this feature is common to other animals in the tundra. It is an excellent swimmer. Polar bear body is similar to that of a brown bear. The head can reach up to 40 cm length, 30 cm in circumference. They stretched lips, teeth are smaller in other species, but sharper, stronger neck. Extensible lips that were not attached to the gums and can collect small fruits, and some may peel. They smell well developed. Feel prey from 30km away. The ears are small external ears but well developed. Their color is white but can be yellowish or gray in summer. But the scientific explanation of this is that color hair, colorless, hollow fibers are optical and ultraviolet rays lead to their black skin, where they are absorbed. It is very welcome, and body temperature remains unchanged when it is very cold. Their heating system is very efficient (in hair coat microscopic ducts are filled with air ensures excellent heat insulation) and that sometimes wallow in the snow to cool.
Sper ca te-am ajutat!