Shrimp look an awful lot like bugs. The exoskeletons, jointed legs and compound eyes of both groups of living things give them more than a passing resemblance to each other, so no wonder some people ...

A strange tiny species of crustacean has challenged the way we think about natural selection and evolution. This microscopic animal, known as a water flea or Daphnia pulex, generates genetic variation ...

Decapod crustaceans represent one of the most diverse and ecologically significant groups of marine and freshwater organisms. Their evolutionary history, documented by an abundant fossil record, ...

One of several Jianfengia fossil specimens: The animal's body plan is extremely simple, consisting of numerous identical segments. However, its head is like that of a more modern crustacean, with eyes ...