The development of behavior - Pulling it all together - the development of bird song

6 important questions on The development of behavior - Pulling it all together - the development of bird song

What are the two phases of song development in sparrows?

A sensory phase, during which songs are learned (acquisition) and stored in memory, and a sensorimotor stage, when singing a learned song actually begins (retrieval and production and motor stabilization).

What are the two opposing forces in song learning in young male sparrows?

The tendencey to copy and keep the songs of neighboring males and the need for each male to make at least some of his songs individually distinctive.

What are the two types of learning strategies in birds?

There are lifelong learners (open-ended species) and limited learners (or closed-ended species).
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What is own-species bias?

When given a choice, most young birds learn their song from members of their own species.

What social factors are involved in song development?

Male cowbirds adjust their songs to the whims of their audience, molding their song structure to avoid conflict with dominant males and stimulate available females.

What are the three variables in song learning strategies?

Song learning strategy, number of songs that birds learn and how closely males copy tutor songs.

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