Sirenhead

Sirenheads are large Mummions that create loud sounds to attract Pikmin.

=In fanon games=

In Pikmin: The Insect Gourmet
Sirenheads are a mini-boss in Pikmin: The Insect Gourmet. They make sounds that are meant to get a player's attention (Pikmin panicking, Obstacle destroyed, etc). They can crush Pikmin by stepping on them, or simply grab and eat them.