Metachrosis: the secret of rapid color change Metachrosis is a rapid color change in animals, involving chromatophores and light-reflecting cell structures. Read more
Ferret sleep: When they completely switch off Ferrets may sleep for 14–18 hours a day, but when awake, they become playful little explorers. Read more
Tarantula defense: Irritating hairs against enemies When threatened, tarantulas often hide or use irritating hairs to help keep enemies away. Read more