a scientist who studies the behaviour of animals in their natural environment

She is one of the world's leading primate ethologists. 她是世界顶尖的灵长类动物行为学家。

The term courtship, as used by ethologists, refers to all the behavioural interactions of the male and female which lead up to the fertilization of an egg. 动物行为学家所用的求偶这一术语，指的是雄性和雌性个体间为实现卵子受精而发生的互动行为。