Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
The elephant brain weighs about 6,000g.
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It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
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A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
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