Bulball

The Bulball is a species of rotund grub-dog that vaguely resembles a balloon.

=In fanon games=

In Pikmin: Bulborb Attack
Bulball is an odd species of grub-dog in Pikmin: Bulborb Attack. They are floating creatures with a back color and pattern resembling that of a Red Bulborb. In groups of eighty, they amass to form the shape of a bulborb to eat Pikmin.