Horned Kangaroo

Horned Kangaroo is a mutated version of the kangaroo, an Australian marsupial. It is not certain how they ended up in North America - they might have originated from a zoological garden.

Appearances
Bones of what the Player Character thinks is a Horned Kangaroo appear in Fallout and Fallout 2.

Quotes

 * You think these might be Horned Kangaroo bones, but you cannot be sure. They are too weathered to make a final determination.

Behind the scenes
Horned Kangaroo is likely a reference to Mad Max 2, since you can see kangaroo bones in this movie.