https://www.frontiersin.org/journals/ecology-and-evolution/articles/10.3389/fevo.2014.00014/full
Camouflage is perhaps the most widespread anti-predator defense in nature, with many different types thought to exist. Of these, resembling the general color...
color changefrontierscamouflagejuvenileshore
https://www.theoi.com/Ther/Karkinos.html
In Greek mythology Carcinus was a giant crab which came to the aid of the Hydra in its battle with Heracles at Lerna. The hero crushed it beneath his foot but...
giant crabgreek mythologycarcinuskarkinos