Examples of visual communication functions

Why have visual displays

Ritualized behavior

Aggressive visual displays

Alerting visual displays

Begging visual displays

Mating visual displays

Types of vocalizations

vocalization complexity

Mammal larynx vs bird syrinx

respiratory muscles

Syringeal muscles

Regions of the brain

Neural control of song

Song Learning Pathway

zeitgebers

Pituitary hormones

zugunruhe

Female bird anatomy

Examples of polyandry

cooperative breeding

mound nesters

simple ground nesters

stick nesters

woven nests