Animal Behavior - CrashCourse Biology #25

What is behavior in animals?

• Actions in response to a stimulus

• Only actions that help an animal find food

• Only actions that help an animal escape predators

• Actions that are always learned

What are the two most important things that beneficial animal behaviors help an animal do?

• Sleep and play

• Eat and reproduce

• Communicate and build shelter

• Grow and shed

Which two factors primarily determine an animal's behavior?

• Its diet and habitat

• Its morphology and physiology

• Its age and size

• Its parents' behavior and its friends' behavior

What do ethologists call the immediate causes of a specific animal behavior, such as the stimulus and the animal's physical response?

• Ultimate causes

• Evolutionary advantages

• Proximate causes

• Adaptive traits

What did Konrad Lorenz discover about newly hatched waterfowl like ducklings and geese?

• They instinctively recognize their biological mother.

• They imprint on any nearby moving object.

• They only follow other adult waterfowl.

• They are born with a fear of all moving objects.

What is the term for the behavior of finding and eating food while using the least amount of energy possible?

• Sexual selection

• Optimal foraging

• Altruism

• Imprinting

Why does a male bowerbird build an elaborate hut and collect colorful objects?

• To protect its eggs from predators.

• To attract a female mate.

• To store food for the winter.

• To mark its territory from other males.

What is the term for a behavior that benefits another individual at a cost to the individual performing the behavior, especially if it helps relatives?

• Foraging

• Sexual selection

• Altruism

• Imprinting