Seals, formally known as pinnipeds, are carnivorous, fin-footed, marine mammals.
Other seals
- Two seal acts were meant to perform on The Muppet Show, but never appeared: Sonia and Her Singing Seals in episode 101 and Adolf Nureyev's trained seals in episode 204.
- One seal appears in Pretty Great Performances as part of the All-Animal Orchestra, performing the Italian Street Song with Placido Flamingo.
- A baby seal appeared in the Mopatop's Shop episode "Horns"
- Jim Henson's Creature Shop built an animatronic seal for the stage version of Doctor Dolittle.
- A seal appears in The Ghost of Faffner Hall episode "The Voice Is an Instrument".