A few days ago
shooting_star

Why do crabs foam at their mouths when they are kept out of the water for some time?

Why do crabs foam at their mouths when they are kept out of the water for some time?

Top 1 Answers
A few days ago
Anthony

Favorite Answer

Maybe it is dehydrated or trying to balance the salt concentration within its body with the surronding. It could be mucus that is excreted to clear its airway.

Crabs need to keep their gills moist, foaming at the mouth can create more humidity.

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