Sharks, like other fish, have their reproductive organs in their chests.
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Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
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Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
The Hercules beetle, despite weighing only 100 grams, can lift 8 kilograms, making it one of the proportionally strongest animals in the world.
8
Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
11
Cats lose almost as much fluid in the saliva while grooming themselves as they do through urination!
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