3- Behavioral Ecology_Communic & Migration

3- Behavioral Ecology_Communic & Migration - BSCI...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
BSCI 106 Fall 2008 p.1 Dr. Sara Via Behavioral Ecology: Communication and Migration Visual Communication s Active - movement s Passive - color or structure only Some displays are both active and passive Passive visual communication b coloration – warning, eyespots b structure – bowerbirds build a “bower” and decorate it to attract a mate b readiness to mate -coloration -special structure – dewlap in lizards Active- threat displays OR Active – courtship displays b dances or performances s species recognition b firefly blink pattern s Active- food finding s Dance language of honeybees 1) Round dance - food < ____________M - pass observer a aste - no directions 2) Honeybee Waggle dance - food > 100M - _______________ used for direction - size of circle = distance How would the bee dance? s A s B s C s D
Background image of page 1

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

View Full DocumentRight Arrow Icon
BSCI 106 Fall 2008 p.2 Dr. Sara Via Visual Communication (+ / -) s short-range s instantaneous s doesn’t alert predators (usually) s useless for animals with poor eyesight s useless in dark (except fireflies)
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 03/23/2009 for the course BSCI 106 taught by Professor Porter during the Fall '08 term at Maryland.

Page1 / 4

3- Behavioral Ecology_Communic &amp; Migration - BSCI...

This preview shows document pages 1 - 3. Sign up to view the full document.

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