L3：
讲座
1. What is the main purpose of the lecture?
A comparison between the functions of the alpha, beta, and subordinate members of animal groups
An attempt to understand human efifects on behavioral patterns of social animals
An examination of the roles of a leader in an animal hierarchy
A discussion about how human intrusion of animal habitats affects their internal roles
2. According to the professor, what are some distinctive characteristics of the alpha in a pack?（多选题）
Unrestricted movement within its territory
The oldest and wisest animal within the pack
The keenest senses
Primary position in food consumption
3. According to the professor, where did the researchers place the cameras fbr the experiment?
The cameras were placed on paths specifically taken by the beta.
The cameras were placed in random locations.
The cameras were placed inside and outside of the coyote territory.
The cameras were mostly placed near the water.
4. What was the unexpected outcome of the camera traps?
There were no pictures of the alpha coyote within its territory.
There were many pictures of the subordinate coyotes.
There were only a few pictures of the alpha inside its territory but none outside its territory.
There were no pictures of the beta inside or outside the coyote territory.
5. Why does the professor say this:
She wants the student to stay focused on her question.
She knows that the students are near solving her question.
She is not sure if the student understands what an alpha is.
She is more interested in the alpha than the suggestions made by other students.
6. What can be inferred about the outcome of the experiment?
Most coyotes do not pay much attention to mechanical devices.
The scientists left their scent on the equipment making the coyotes wary.
Human interference has no effect on the behavior of coyotes.
Many factors should be considered when invading animal territories.
