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
Formicarium: A look inside the world of ants A formicarium is a terrarium for ants, made up of a nest and an outworld. Read more
The master of regeneration Mexican axolotl regeneration allows this unique amphibian to regrow lost body parts and repair certain damaged tissues. Read more
