Bonnie

bonnie is the bunny anamatronic and bonnie is the only anamatronic with bunny ears

five nights at freddy's 2
in fnaf 2 bonnie does not have a face "probaly because it was too frightening'

instrument
bonnie's instrument is the guitar but sometimes it's mistaked as the drums

trivia

 * bonnie is one of the most scariest anamatronic according to scott cawthon he said he got lots of nightmares about bonnie while developing the game "confirmed by scott himself' this could lead origins to the bonnie secret death screen