Metachrosis: the secret of rapid color change Metachrosis is a rapid color change in animals, involving chromatophores and light-reflecting cell structures. Read more
Corydoras julii The Julii corydoras is a peaceful, social aquarium fish that actively searches for food near the bottom. Read more
Slow but fascinating The African giant snail in a terrarium prefers warm, humid conditions and becomes more active at night. Read more
