Related topics: species

Hubble views elliptical galaxy Messier 89

This huge ball of stars—around 100 billion in total—is an elliptical galaxy located some 55 million light-years away. Known as Messier 89, this galaxy appears to be perfectly spherical; which is unusual for elliptical ...

Italy's clam farmers fear blue crab 'invasion'

In the shallow waters of the Scardovari lagoon, fishermen catch clams for Italy's beloved spaghetti alle vongole, alongside mussels and oysters. But an invader risks putting them out of business.

NASA scientific balloons take to the sky in New Mexico

NASA's Scientific Balloon Program will take flight with eight planned launches from the agency's balloon launch facility in Fort Sumner, New Mexico, flying scientific experiments to a near-space environment via a football-stadium-sized ...

page 1 from 37


True crabs are decapod crustaceans of the infraorder Brachyura, which typically have a very short projecting "tail" (Greek: βραχύς / brachys = short, οὐρά / οura = tail), or where the reduced abdomen is entirely hidden under the thorax. Many other animals with similar names – such as hermit crabs, king crabs, porcelain crabs, horseshoe crabs and crab lice – are not true crabs.

This text uses material from Wikipedia, licensed under CC BY-SA