Classification attempts to impose a hierarchy on the complex and dynamic variety of life on Earth by describing how different species group together and how they are related to one another or not.

Living things are identified and categorised on the basis of their body design in relation to their form and function. So, the classification of life forms is closely related to their evolution ...

Original classification of living organisms containing four kingdoms (Monera, Protista, Vegetabilia and Animalia), 60 phyla and 253 classes, is presented.

A reshuffling of the animal kingdom may be necessary in light of new genetic findings-- not to lions, tigers or bears, but worms, a recent study suggests. A team of international scientists including ...