NCSU Course ZO410 Lecture:
Defensive/Antipredator Behavior

Crypsis

Color

Camouflage
Break contour
Countershading
Transparency
Color changes
Polymorphism

Behavior

Select background
Movement/ No movement
Use of environment

Warning Coloration

Advertise dangerous or unpleasant attributes to predators

Mullerian Mimicry
Batesian Mimicry

Diverting Attention

- once discovered by predator= SECONDARY DEFENSE

Eyespots
False Head
Autonomy
Playing Dead/ Injured

Fighting Back

Enhance Body Size, Display Weaponry
Chemical Repellants
Startle
Advertise Detection of Predator

Stotting

Group Defense

Alarm Signals
Dilution Effect
Selfish Herd
Mobbing

End of Lecture-Defensive Behavior subsite. Move to: ZO 410's Course Homesite.

Original author this subsite(lrb.html)= calswww@ncsu.edu, originally posted 7-95 under direction of Dr. John G. Vandenbergh. Updated 10-30-01 by Miles Dean.

SOME REVIEW IDEAS FOR EXAM II

Classical vs. Operant conditioning
    examples
Variable vs. Fixed schedules of reinforcement
Garcia Effect
habituation
spatial learning
insight learning
social learning
advantages of learning
Do animals think???
communication channels- compare
functions of communication
    bee waggle dance
    alarm calling
cooperation vs. manipulation between sender and receiver
How do communication displays evolve?
signaling vs. priming pheromones
    examples
VNO
flehman
diurnal, nocturnal, crepuscular
zeitgeber
freerunning rhythm
SCN and pineal
melatonin
taxis
kinesis
piloting vs. compass orientation vs. true navigation
migration
    costs
    benefits
natal philopatry
natal dispersal
birds vs. mammals in dispersal
    WHY?
    inbreeding, competition, Oedipus
        explain each?
social facilitation
habitat imprinting
optimal foraging theory
risk-sensitive species
marginal value theorem
crypsis
    examples
polymorphism
Mullerian vs. Batesian mimicry
primary vs. secondary defense
autonomy
selfish herd
dilution effect
stotting