Metachrosis: the secret of rapid color change Metachrosis is a rapid color change in animals, involving chromatophores and light-reflecting cell structures. Read more
Boa c. imperator size: How big can it grow? Boa constrictor imperator usually grows to around 2 meters in length, with a weight ranging between 6–14 kg. Read more
Tiger salamander underground burrow The tiger salamander hides in cool underground burrows to avoid heat and stay protected from predators. Read more
