CLOSE RELATIVES: None.
SKILLS AND ATTACKS: Glides down on a leaf.
STRENGTHS: Poisons Yoshi when eaten.
WEAKNESSES: Blue and light blue Yoshi are immune.
BACKGROUND: Ick Worms are blue-colored worms who live in the Neuron Jungle. The worms are poisonous to most Yoshis although blue and light blue Yoshis are immune to the poison. Yoshis are very fond of the leaves these creatures ride on and blue Yoshis may have developed their immunity to Ick Worm poison by eating the leaves, Ick Worms and all.