animal comm exam 2 social

Cooperation

two or more individuals integrating activities

individual-specific identifications

Many animals have _____

signals to inform others

For social animals in stable groups, important to have____

Appeasement signals

_______ help maintain peace in groups to avoid conflict

targeted less by predators

what is the advantage to flying in groups?

consensus

Decision making for individuals in a group require reaching a _____

Eusocial organisms

have high levels of cooperation and division of labor

increased fitness

What is the ultimate goal of cooperation?

mate recognition

In the wild, birds have a wide range of call types. When a male and a female bird pair bond, over time their songs become similar in structure and frequency. This is an example of:

acoustic and olfactory

What are the modalities in which mothers and baby bats recognize each other inside a cave?

social learning

Squirrels all the time try to steal food from my bird feeder. Getting fed up, I purchased a squirrel proof feeder that would close when the weight of a squirrel landed on it. That feeder hangs from a hook. One day, I saw one squirrel dangling from its hind legs off the hook so it could eat food from the feeder without placing its weight (and thus closing) the feeder. Other squirrels were watching. The next day, I saw more squirrels doing the same behavior. This is an example of:

To help reduce the costs from conflict

Why do many stable groups have appeasement signals?

Because individuals may leave the group for extended periods of time and then return

Why do fission-fusion groups often have greeting displays?

to save energy

Why do birds in groups fly in a V-formation?

Animals communicate intended behavior prior to take-off

How does a flock of birds "know" when to take-off together?