Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13
Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
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Queen ants have one of the longest life-spans of any known insect - typically up to 30 years. Western harvester ant queens can live up to 40 years!
2
The head of a jellyfish is called the "Bell."
6
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
Sloths take two weeks to digest their food.
243
Sharks, like other fish, have their reproductive organs in their chests.
248
Early American humans hunted car-size armadillos and used their shells for houses.
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