Seals belong to a group of animals called this, Latin for "fin-footed"
[DOC] [TLE] Pinniped - Wikipedia [PAR] Pinnipeds (/pnpdz/) (from Latin pinna "fin" and pes, pedis "foot"), 
commonly known as seals, are a widely distributed and diverse clade of 
carnivorous, fin-footed ... Pinnipeds belong to the order Carnivora and their 
closest living relatives are bears ....