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
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
The breathing of the Siamese fighting fish The labyrinth organ allows the Siamese fighting fish to breathe air from the water surface and adapt to low-oxygen waters. Read more
