3- Communic & Migration09

3- Communic & Migration09 - BSCI 106 Fall 2009 p.1...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon

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

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: BSCI 106 Fall 2009 p.1 Dr. Sara Via Lecture 2: Behavioral Ecology-- Communication and Migration Visual Communication (cont) d. Active visual communication -threat displays OR SUBMISSIVE displays -courtship displays/ dances or performances sage grouse, woodcock -species recognition -firefly blink pattern e. Active- food finding: Dance language of honeybees i. Round dance -food < 10M, pass observers a taste- no directionsits close and tastes like this ii. Waggle Dance food > 10M -food location encoded in waggle angle from sun, where up represents sun -If bee dances straight up, it means -Length of waggle = distance f. Visual Communication (+ / -) -short-range -instantaneous -doesnt alert predators (usually) -useless for animals with poor eyesight -useless in dark (except fireflies) -useless in dense vegetation -receiver must be watching J. Communication with Sound a. Mating calls- mate finding Species recognition b. downside--Mating calls may attract predators c. Warning calls...
View Full Document

This note was uploaded on 10/05/2009 for the course BSCI 106 taught by Professor Porter during the Fall '08 term at Maryland.

Page1 / 3

3- Communic & Migration09 - BSCI 106 Fall 2009 p.1...

This preview shows document pages 1 - 2. Sign up to view the full document.

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