Homarus is one of three extant genera of clawed lobsters to show dimorphism between claws – a specialisation … See more

Eight extinct species are known from the fossil record, which stretches back to the Cretaceous, but only two species survive. These two species, the American lobster and the European lobster, are very similar and may h… See more

The two extant species of Homarus are both found in the North Atlantic Ocean. H. americanus is found from Labrador to North Carolina in the western North Atlantic, while H. gammarus is found from Arctic Norway to Morocco, … See more

Mating in Homarus is complex and is accompanied by a number of courtship behaviours. Males build mating shelters or burrows, and larger males can attract more females, producing a polygynous mating system. A f… See more