Humans are causing Earth's temperature rising dangerously high in present time. Half a billion years ago, it was the evolution of early animals that sparked the planet's first global warming event.
Steer clear of otters because no matter how cute they may appear, things could turn violent in an instant. In Maine, police officers had to fatally shoot a river otter who bit an unsuspecting woman by the beach.
"Mountain lions are more afraid of us than we are of them."
According to a group of researchers from the Scripps Institution of Oceanography and the University of Texas Marine Science Institute, spying on fish love calls could protect them from hungry fishermen.
Researchers found that the "love hormone" oxytocin enables mothers to protect their young.
Hunting wiped out wolves from Denmark two centuries ago, but now they're back.
Meet Tajiri. The zoo claims the name means "hope," but many said it actually means "rich."
A massive female porbeagle shark, believed to be the biggest ever caught was reeled in at Hartland Point in Devon.
Internet sensation April the Giraffe has her mothering instincts on point.
Among the dead animals are bearded dragons, poisonous snakes, turtles and a dog. The report added that the beagle-mix was found draped in a sheet. Most of the animals died as they were trying to escape their deplorable cages.
Meet the wasp of your nightmares.