A-A+
What topics does the professor mainly discuss？
问题详情
What topics does the professor mainly discuss？ Click on two answers.
A．How predators find, catch, and eat prey
B．Behaviors that help prey avoid predators
C．Changes in predator and prey populations
D．Defensive coloration in prey animals请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：BD
解析： The professor discusses behaviors that help prey avoid predators: Prey species have adaptations, too--physical and behavioral adaptations that enable them to elude predators and avoid being eaten; ... hiding...; ... escaping...,... running away...; ... alarm call...; ... mobbing. The professor also discusses defensive coloration: Some animals rely on defensive coloration; Another defensive adaptation is warning coloration. (2.1)
