Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
In 2005, in Africa, it was reported that three lions rescued a 12-year-old girl from kidnappers and guarded her for half a day until help came.
46
Dogs sometimes fake being sick to get attention.
26
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
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