Mouthless Crab (Gecarcinus quadratus) Tropical Color

In the tropics everything seems to get a turbo charge of color. Case in point: why does this mouthless crab need to be so adorned with bright, eye catching hues?



mouthless crab (Gecarcinus quadratus)



mouthless crab (Gecarcinus quadratus)


Photographed on the coast of Costa Rica.