Animals

In the beginning, males look for a convenient location to build a nest, most often in the branches o ...

It is due to the lack of thyrotropin, a hormone necessary for the thyroid gland to produce hormones allowing metamorphosis.

They inhabit the polar zones in the Arctic Sea, the coasts of Greenland, and Spitsbergen. An isolate ...

Both male and female participate in building nest.

Despite living in relatively hot and dry regions of the world, they prefer cooler parts. Thus, they spend most of the daytime inside burrows, emerging once the temperature drops.

Hierarchy in the bonobo herd is not as strongly marked as among other primates. Frans de Waal, a pri ...

A Female gives birth to a living pup after 12 months of gestation.