The most famous of Muppet bears is, of course, Fozzie Bear. Others of his kind have been seen in various Muppet productions over the years.
Bear Gallery
Baby Bear from Sesame Street
Baby Bear from The Muppet Show
Basil the polar bear from Canada's Sesame Park
Bear from Bear in the Big Blue House
Big Bear from Episode 2152
Bunnie Bear from The Animal Show
Jake the Polar Bear from The Animal Show
Maurice from Muppet Time
Samson from Sesamstrasse
Unnamed Bears
Sesame Street Episode 4729
Bear Groups
Unknown with Stephen Rotondaro.