Science Notebook - Student Edition

Animal Behavior 319

Cooperative

Behaviors

I found this information

on page.

Advantages and

Disadvantages

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on page.

Analyze why an animal might engage in altruistic behavior, even

though the behavior does not promote its own reproductive success.

Organize the costs and benefits for survival and reproductive success

of the behaviors listed below.

Behavior Benefit Cost

Geese fly south

before winter in

North America.

Male lions fight

to establish a

territory.

Hawk parents

fly many

kilometers daily

to find food for

their young.

Section 31.2 Ecological Behaviors (continued)

Main Idea Details

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You have dominance hierarchies in your life similar to some

animals. Although they function differently, some of the benefits are the same.

Describe one of these hierarchies and its advantages.

(^) CONNECT