The green iguana’s mysterious third eye The green iguana’s third eye detects changes in light and movement, helping it notice predators from above. Read more
Metachrosis: the secret of rapid color change Metachrosis is a rapid color change in animals, involving chromatophores and light-reflecting cell structures. Read more
A crab that almost glows with color The rainbow land crab is especially bright when young or after molting, with a bluish shell and orange legs. Read more