Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
Two dogs were among the Titanic survivors.
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Cats sleep for 70% of their lives.
8
A scorpion can hold its breath for up to 6 days.
19
Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
17
Female kangaroos have three vaginas.
2