What is a hermit crab? There are over 800 species of hermit crabs worldwide, and almost all are ocean dwellers—though people are likely most familiar with the dozen semi-terrestrial species ...
The vast majority of the items the researchers saw the hermit crabs using in the photographs were made of plastic Hermit crabs all over the world, which scavenge shells as armour for their bodies ...
Hermit crabs need warm, humid conditions to survive. Keep the temperature between 75°F and 85°F and the humidity around 70–80%. Use a hygrometer and a thermometer to monitor these levels.