Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
The reindeer is the only mammal that can see UV light.
17
Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
23
Lobsters have blue blood.
476
A puppy is born blind, deaf, and toothless.
16
A group of kittens is called a "kindle".
10
A dairy cow can produce more milk when listening to music.
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