“While maintaining a population of M. leidyi in a seawater tank, we noticed an atypically large individual with two aboral ends [referring to the area farthest from the mouth] and two apical organs ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment.View full profile Rachael has a degree in Zoology ...

Shimmering sea creatures called comb jellies have an astonishing ability: if injured, two can merge into one, without showing the kind of tissue rejection reaction seen in other animals. What’s more, ...