Risso’s Dolphin

AT A GLANCECommon Name: Risso’s DolphinScientific Name: Grampus griseusCategory: MammalsSubcategory: CetaceansSize: Total length 2.6 to 4.0 m (8.5 to 13.1 ft)Weight: 300 to 500 kg (660 to 1,100 lb)Lifespan: 30 to 40 yearsDiet: Teuthophagous (deep-water pelagic...

Bottlenose Dolphin

OverviewAT A GLANCECommon Name: Bottlenose DolphinScientific Name: Tursiops truncatusCategory: MammalsSubcategory: CetaceansSize: Total body length: 6.6–13.1 ft (2.0–4.0 m); adult males average 10% larger than femalesWeight: 330–1,430 lb (150–650 kg), depending on...