So did the Jerba inspire this critter Wicket is riding on?
Don’t know if it’s appeared in other Ewok stories…
In the Expanded Universe and now in the new canon, those are called Bordoks. They appeared regularly in the Ewoks animated series and have continued to pop up every now and then in comics and even video games. Personally I love that Terryl Whitlatch embraced them and showed what they’d actually look like with a more realistic depiction in her book The Wildlife of Star Wars:
