HCA: Hermit Crab Association

Hi, I have a question about my ruggies. They were not molting today, as i saw all of them scuttling about. So I decided to clean the top soil and move some decorations in the tank. When I added some new moss and sprayed it I noticed that I had collapsed a few tunnels, but two crabs were nowhere to b...

Hi there, i'm relatively new to hermit crabs, they've settled well after almost a year now. however something i've noticed especially in the last 4 months. i have 3 ruggies. one of my crabs (the largest one) keeps digging? the other two are usually hanging out, sometimes dig or climb, but this one r...