Â
This group is divided into 3 groups
-right whales
   – they have no dorsal fin, no throat grooves, and long baleen plates; the whales that belong to this group are Bowhead, Pygmy Right, Northern and Southern right whales
– Rorqual whales
   – they have streamlined long bodies, many throat grooves, short baleen plates, and small dorsal fins; the whales that belong to this group are Minke, Sei, Bryde’s, Blue, Fin, and Humpback
– Gray whales
   – They has a few throat grooves, short baleen plates, and a small dorsal hump followed by a series of bumps; only living member of this group is the Gray whales.