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Animal Behavior Ch. 36.

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Presentation on theme: "Animal Behavior Ch. 36."— Presentation transcript:

1 Animal Behavior Ch. 36

2 Activities that animals perform during lifetime to survive and reproduce- (THE MAIN GOAL OF LIVING THINGS)

3 Some behaviors 2. Feeding 3. Capturing Prey 4. Avoidance of predators
1. locomotion 2. Feeding 3. Capturing Prey 4. Avoidance of predators 5. Social Behaviors

4 Different Approaches to studying animal behavior
1. Comparative psychology- study of how animals receive information through the study of genetics, neurology, and hormones. 2. Ethology- study of the evolution of animal behavior. (studies closely related species to discover origin of behaviors.)

5 3. study of ecological aspects
Studying predator-prey interactions, habitat selection, competition and how they relate to ecology. 4. Sociobiology- studies evolution of social behaviors within a species/ natural selection

6 Factors that affect behavior
1. Genes- must code for normal development 2. Environment – proper nourishment, water, etc. 3. maturation – development of nervous system, etc. 4. instinct-predictable- genetically programmed behavior/ learning interactions 5. imprinting- young develop attachment toward another animal.

7 Examples #4, and #5 4. Squirrels- if not taught, they are not efficient Lions- if not taught, may attack prey but not kill effectively 5.Canada Geese will follow a human like their mother Condor- caretakers use puppet to feed babies so they remain wild.

8 Instincts #4. ex Cats using litter box. (well, except for my cat )
Mothers finding a safe place to have babies.

9 Learning Change sometimes takes place after a positive or negative experience EX: 1. Birds ignoring people in city (habituation) 2. Classical Conditioning (Ivan Pavlov) 3. Trial and Error – Great white sharks returning to certain areas because they have learned that seals are plentiful during certain times of the year.

10 Internal Control of Behavior
1. Nervous system: acts as a stimulus filter to ensure appropriate responses.  Example: sugar receptors on the feet tell the blowfly to eat; swell receptors in the foregut tell the blowfly to stop eating. 2. Endocrine system: external stimuli can trigger the release of hormones Example: when threatened, male fish change color which preludes aggressive behavior.

11 3. Communication via the five senses: sight, sound, touch, taste and smell.
4. Chemical communication: chemicals called pheromones affect the behavior of other members of the same species. Examples: males mark their territory to keep other males away; females in heat signal to the males


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