Capitol Critters was part of ABC's attempt to prolong TGIF's branding, which meant Urkel...'s other side saved viewers from Capitol Critters for one week:
https://en.wikipedia.org/wiki/TGIF_(ABC)#I_Love_Saturday_Night _(1992)
This is right up there with that godawful show they came up with where a dude's best friend dies from eating a six month old burger and becomes TEEN ANGEL.
They really didn't think they would ever have to step up their game to get viewers, did they?