Add Yahoo as a preferred source to see more of our stories on Google. The dire wolf may be extinct, but some modern wolf ...

Heartworm disease is caused by the parasite Dirofilaria immitis. It is spread to dogs by mosquitoes and can be fatal. Adult ...

Analysis of woolly rhinoceros DNA recovered from the permafrost-preserved wolf further hints that the Ice Age beasts went ...

Some dogs are born with a powerful instinct to chase, stalk, and pursue. These traits once made them exceptional hunters, ...