LifeSurprising culprit found that killed 95% of a sea urchin population A parasitic microorganism with tiny hair-like structures over its body called a ciliate appears to be behind the mass die-off of long-spined sea urchins across the Caribbean News
LifePrawn larvae conceal their eyes with reflectors to hide from predators To hide from predators, the larvae of some crustaceans camouflage their dark eyes with photonic glass that reflects light of the same colour as the water they inhabit News