Animals are extinct when there's no known animals part of the species still alive.
Or, if you're asking how they become extinct, that can be because of many causes.
you could find it in a picture book about extinct animals
Extinct means the animals no longer exist so there can be no extinct animals in the Sahara. If there were, they would not be extinct.
no sorry its a wrong question
Extinct means the animals no longer exist. There are many extinct animals, from dinosaurs to dodos.
melts the polar icecaps and could cause climate change which could make many animals extinct around the world
Millions of animals have been extinct even scientist don't know the number of animals have been extinct, or the names of animals have been extinct.
There would be lots other little animals
Nope, because extinct animals do not exist anymore.
No, not if they are extinct.
extinct
Endangered and extinct animals are similar because endangered animals sometimes become extinct.
it is home to many animals that could go extinct without there home