Crabs compromise to avoid competition
![](https://natalieparletta.com.au/wp-content/uploads/2020/01/200117-Crab_shells-cropped-1.jpg)
Rather than compete for shelter, two closely related hermit crab species appear to have adapted to differently shaped shell homes so they can coexist on the same beaches, according to a study published in BMC Ecology.
Published by Cosmos.