4. Fig wasps (Insecta: Hymenoptera: Chalcidoidea) and their host figs (Moraceae: Ficus) is an excellent model for the study of such evolutionary topics as adaptation, male polymorphism, etc.
榕树(桑科:榕属)和榕小蜂(昆虫纲:膜翅目:小蜂总科)是研究适应、雄性多型等进化问题的理想材料。
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5. Moreover, each red ant has the characteristics that pertain to each of its ancestor categories. For example, red ants have six legs, which is one of the defining characteristics of the class Insecta.
而且每只红蚂蚁同样有符合祖先类别的特征,例如红蚂蚁都有六条腿,这就是昆虫纲的特征之一。
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6. Moreover, each red ant has the characteristics that pertain to each of its ancestor categories. For example, red ants have six legs, which is one of the defining characteristics of the class Insecta.