Startling images show that, rather than shells, hermit crabs are turning to metal bottle caps and bulb fragments to call home. Scientists said they are 'heartbroken' to see the extent to which the ...

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 ...

"We saw it in two-thirds of all terrestrial hermit crab species," said Prof Szulkin. "That's what we could identify just by using pictures taken by tourists." The researchers say the findings open ...