Many animals have been observed using tools. For example, chimps tear leaves off of branches and stick them into holes to pull out termites, and wild dingoes have been observed moving objects to stand ...

British Columbia sea wolves have been observed by researchers using their teeth to haul crab traps ashore where they would eat the bait intended for invasive green crabs. The discovery caught on ...

While researchers are divided on the conclusion, the behavior shows wolves may be smarter than we thought. This still image of a wolf at night comes from a camera trap, which was part of an experiment ...