Video from the HaíÉ«zaqv Nation Indigenous community shows a wolf hauling a crab trap ashore. Scientists are split on whether it counts as tool use.
Newly mated parasitic queen ants invade colonies and spray their victims with a chemical irritant that provokes the workers to kill their mother.
The Trump administration’s cuts to heat research come at a time when climate change is making extreme heat waves more common and intense.
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