CAS BI 107 Lecture Notes - Lecture 8: Parental Investment, Robert Trivers, Neuron
4 Jan 2017
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Document Summary
Information acquired early in life influences behavioral development. Critical period for the development of following response peaks 16 hours after hatching. Why are the low extremes of this bell shape so low? that rejects incorrect songs and listens to the correct song; this is. , where the bird practices the song; this is learning . Birds have a song-acquisition device in their brain, so they are programmed to learn their species" song, but they still need to learn it during development; they do not naturally know it perfectly. There is a neural template imprinting , occurs 10-50 days. At about 125 days old 225 days old, the bird goes through the. Played the normal song for the young birds, resulted in them singing normal song. Provided no song for another young bird, and it resulted in wrong song. Provided a wrong song for another young bird, and it resulted in the bird playing a poorly developed song.
