Extinct

Here's a look at the species that were declared extinct this decade - and a few that scientists say may also have gone the way of the dodo during the 21st century.

Dinosaur Classification - What are the different types of dinosaur species?

An illustrated list of every dinosaur genera currently known, updated regularly.

A complete, alphabetical list of every dinosaur that ever lived during the Triassic, Jurassic and Cretaceous periods.

Scientists have some ambitious projects underway to bring extinct species back to life, including the long-gone woolly mammoth to the passenger pigeon.

Although the dodo was never a particularly numerous species (the fact that it was flightless made it susceptible to floods and forest fires, which apparently kept its population naturally low), within less than a century of its discovery interference by humans had led to its extinction. But it's by no means alone-the stories behind the disappearance of 10 other creatures are listed here.

Wikipedia's information about extinct animals.

Here we have listed 10 animals that are now extinct, find out the reasons why.

Fish, birds, mammals, reptiles -- they all made this list, sadly, of extinct animals we've lost in the last 100 years.

Just the last 40 years we've lost an incredible variety of species, like these amazing creatures. See pictures of animals that have disappeared recently.