|Borogoves and Mome Raths|
Borogoves are stilt-legged birds that appear in The Muppet Show episode 506. The Borogoves, the Slithy Toves and the Mome Raths are characters from Lewis Carroll's poem "Jabberwocky", which is performed in the episode by Rowlf and Scooter.
One of the Borogove birds appeared before this appearance in episode 424, where he had no long feet, but wings. One of the birds also appears in Debbie Harry's "One Way or Another" number in episode 509, and in Jean-Pierre's dressing room, along with other birds, in episode 510.