hydre
Hydre, also known as Hydra, is a genus of freshwater and marine cnidarians, belonging to the class Hydrozoa. The name "Hydra" is derived from the Greek word for water, reflecting their aquatic habitat. Hydras are known for their simple, radial symmetry and their ability to regenerate lost body parts, a trait that has made them a subject of interest in biological research.
Hydras are small, typically ranging from a few millimeters to about 10 centimeters in length. They have
Hydras are hermaphroditic, meaning they have both male and female reproductive organs. They reproduce both sexually
Hydras are found in a variety of freshwater and marine environments worldwide. They play a role in