4/5/2018

  • Song learning only occurs in 3 of 23 orders of birds
  • Most don’t learn to sing
  • Parrots, Hummingbirds and Songbirds

Why learn to sing?

  • What are the disadvantages of learning to sing?
    • Energy and time having to be put into learning instead of just knowing
  • What are possible adaptive advantages to learning to sing?
    • Different dialects
    • Acquire a dialect that can be transmitted more effectively in a particular habitat
    • Matching a song to your social environment

Repertoire matching allows neighbor recognition. The territorial success of a male depends on how many song types he shares. 

  • Lots of social information can be communicated through songs and repertoire

Males that learn songs (particular dialects) may be more attractive to females

  • Females get information about his developmental history and suitability to a particular habitat. 

Females choose males who can copy their tutors