mammal
mammal — noun
1. a warm-blooded animal that feeds its babies with milk from its mother's body. Ma
a warm-blooded animal that feeds its babies with milk from its mother's body. Mammals have hair or fur, and most are born from their mother's body rather than from eggs.
Walid learned in biology class that whales are mammals, not fish.
classification: X is a mammal, not Y
Hui explained to her little brother that a blue whale is the largest mammal on Earth.
superlative: the largest mammal on Earth
Unlike reptiles and birds, mammals keep their body temperature steady and warm.
Tomás saw a mammal drinking from the river during his camping trip.
Bao read that most mammals care for their babies for a long time after birth.
- animal
much broader category; includes reptiles, birds, fish, and insects
- creature
even broader; can refer to any living being real or imaginary
- vertebrate
a different biological group that includes fish, birds, and reptiles too
文法句型
mammal + verb (singular/plural agreement)
用法筆記
Use 'mammals' (plural) when talking about the group as a whole. The singular 'mammal' is used for one specific animal or when describing characteristics of the class.