ADVERTISEMENT
ADVERTISEMENT

Image of the Day: Cantankerous Crab

Hermit crabs living in broken shells outperform those inhabiting intact shells in fights because they attack more aggressively, compensating for lower muscle strength with vigor.

The Scientist Staff

A hermit crab prods a larger shell, potentially provoking a new opponent.

LUIS MIGUEL BURCIAGA

   (See Alcaraz et al., “Aggressiveness compensates for low muscle strength and metabolic disadvantages in shellfighting: an outcome of the individual’s past,” Behavioral Ecology and Sociobiology, doi: 10.1007/s00265-017-2311-7, 2017.) 

Interested in reading more?

The Scientist ARCHIVES

Become a Member of

Receive full access to more than 35 years of archives, as well as TS Digest, digital editions of The Scientist, feature stories, and much more!
Already a member?
ADVERTISEMENT