Although most nematodes are microscopic, a species of nematode that lives inside the sperm whale can reach lengths of up to 13m (43 ft.). Nematodes are found in virtually every habitat on Earth. There are more nematodes than any other type of animal; it is estimated that around 80% of ...
Blue whales are endangered due to historic overhunting. The species was once hunted almost to extinction. Today, the blue whale is protected worldwide and is making a slow recovery. However, with a population that currently numbers between 5,000 and 15,000 adult individuals, the blue whale re...
See the completelist of amphibians. Invertebrates The definition of an invertebrate is any animal that does not have a backbone or vertebral column. The most prolific and easily recognizable members of the invertebrate family are insects. It’s estimated that upwards of 30 million individual species...
About two millionspecies of animalsinhabit Planet Earth. More than that, scientists discover and categorize about 10,000 other new species every year. Animals are broken down into classes which include vertebrates and invertebrates, or animals with or without spines. Amphibiansbelong to thevertebrate ...
You know you’ve encountered anamphibianwhen you see an animal that has moist skin without the presence of scales that looks very slimy. This slimy texture allows them to better absorb water and gas in their environment. Throughout their evolution, at an early stage, they have developed comple...
The first kind of small plant reproduced causes the sea to fill the oxygen, this has encouraged the early shellfish and the fish development.Appeared the land animal likely insect, the amphibian and the dinosaur after the green plants and so on also appears.The exquisite intelligent animal dispe...
But what comes to us like a bolt from the blue is human beings are at the top of the list of aggressive animals who tend to harm each other. No doubt animals are aggressive but humans are no less in that case. Humans are born with their conscience but despite that, they are prone ...
Africa, the land with an abundance of different kinds and species of animals. There are many animals of the African wilderness, that call the continent of Africa home. This article will take you on an African safari with the following African animals lis
In general, Europe's frogs, toads and salamanders are not doing well. Populations of only one threatened toad and one common frog are currently on the rise, while the numbers of 49 other amphibian species drop. For two amphibians, the Karpathos Frog and Montseny Brook Newt, numbers have decl...
Turtle: A reptile with a hard shell that protects it from predators. Crocodile: A large reptile with powerful jaws, found in freshwater habitats. Amphibians: Frog: An amphibian with smooth skin and webbed feet, often found near water. Toad: A type of frog with warty skin. S...