Animals

There are different visual characteristics between the two sexes – males usually have blue-hued feathers and dark blue on their tails.

There are more than 300 breeds of these birds. They are bred for eggs, feathers, and meat but also a ...

Primarily, they feed on plankton but will nibble on algae. In fact, they are crucial in keeping the ...

While sleeping, they entangle themselves in kelp to avoid floating away.

It has been observed that in adult Surinam toads the strongest food stimulus is the presence of some ...

At this time, they begin to feed on their victims' blood. It is estimated that a single sea lamprey is capable of killing 18 kg (40 lb) of fish annually.

Sea otters grow about 150,000 hairs per 1 cm2 (about 1 million per 1 square inch). It is made up of ...

This is especially popular among web-weaving spiders. Some species can also locate prey by detecting changes in air pressure.

It can be found in the Indo-Pacific and Oceania, Japan, South Africa, Gulf of Mexico, Suriname, French Guiana, southern Brazil, France, Portugal, Madeira and east of Senegal.

Although parthenogenesis occurs in vertebrate species, usually in reptiles, it was the first documented case in sharks.