Ferret teeth: A cute smile with a predator’s bite A ferret’s teeth are not just cute, they reveal its true carnivorous nature. By around 10 weeks of age, a ferret already has its permanent dentition, consisting of 34 teeth. Read more
They have existed for more than 400 million years! Sea scorpions are distant “relatives” of modern scorpions on the evolutionary tree. They appeared more than 400 million years ago, which means they lived on Earth long before the dinosaurs. Based on ancient fossils, some species may have reached up to 1 meter in length. One of the largest known examples, Terropterus xiushanensis, could grow up to 2 meters long. These ancient Read more
Parental care in discus fish Discover the remarkable parental care of discus fish, from guarding eggs to feeding their fry with nutrient-rich skin mucus. Read more