Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
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
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
Sloths take two weeks to digest their food.
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