Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
Frogs cannot swallow without blinking.
41
The male gypsy moth can "smell" the virgin female gypsy moth from 1.8 miles away!
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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
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
Despite the hump, a camel's spine is straight.
43