Hydroid: A member of the class Hydrozoa, which includes small, often colonial marine organisms that can exhibit both polyp and medusa forms. Phenotypic plasticity: The ability of an organism to ...

no evidence had been found for the existence of a hydroid stage, and it was generally considered that development must proceed from the egg through some larval form direct back to the medusa ...

BALTIMORE COUNTY, Md. — Meet Medusa! This gorgeous 2-year-old pup is looking for her forever home. She loves to play and is great with kids and other dogs. She shouldn't go to a home with cats. Medusa ...

Katie Gould at Andrews McMeel has acquired graphic novel publishing rights, for publication in the autumn of this year, and Grace Desmarais' agents, Sara Crowe and Katie Bircher at Sara Crowe ...