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
Dolphins have names for one another.
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Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
The male seahorse carries babies and 'gives birth' to them instead of the female.
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