birdsong%20lecture%20bspace - resident male recognizes...

Info iconThis preview shows pages 1–11. Sign up to view the full content.

View Full Document Right Arrow Icon
Song Learning
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Mechanics of song production Vocal organ syrinx:
Background image of page 2
Sexual dimorphism -Hormones affect physical appearance, brain and behavior
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Sexual dimorphism - brain
Background image of page 4
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Aggression/territory defense Muted birds had more invasions, fights Some muted birds even lost territories Resorted to visual signal (wing flash)
Background image of page 6
Neighbor vs. stranger White-throated sparrows played neighbor song (open circles) or stranger song (closed circles) at “normal” boundary or elsewhere in territory Suggestion that
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 8
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 10
Background image of page 11
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: resident male recognizes position of song Basic template of photoperiodic response Testicular Volume Day Length Photorefractory Photostimulated Photosensitive Canaries and response to canary song Song stimulates the reproductive axis of female canaries 17 29 67-1 1 2 3 4 5 Canary song ZEBF Song No Song Day Volume of largest follicle (mm3) Song stimulates the reproductive axis of female canaries 30 55 68 86 5 10 15 Canary song ZEBF Song No Song Day Cumulative number of eggs laid...
View Full Document

Page1 / 11

birdsong%20lecture%20bspace - resident male recognizes...

This preview shows document pages 1 - 11. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online