Basic hermit crab

Basic Hermit Crab Care

Basic Hermit Crab Care At A Glance An example of a hermit crab tank: Lifespan: Up to 40 years is possible in captivity though 10 to 20 years is more common. In the wild, 50 to 70 years has been reported. Size: Young crabs (under 2 years) are 0.5 inches across and can fit on a dime. Full grown adults (25+

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