Fiddlehead

Fiddleheads are plants in the fern family that resemble the head of a due to their twisted stem and curling head, hence their name.

=In fanon games=

In Pikmin 251
Fiddleheads appear in Pikmin 251. Their appearance is exactly like how it is in.

In Pikmin: Redemption
The Fiddlehead and its relative, the Cellohead, are common plants in Pikmin: Redemption and sometimes affect gameplay.