noun Download 🔗Share An animal of the class Mammalia, characterized by being warm-blooded, having hair and feeding milk to its young. Examples : "The dog is a mammal because it is warm-blooded, has fur, and nurses its puppies. " animal biology organism Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share A vertebrate with three bones in the inner ear and one in the jaw. Examples : "The zookeeper pointed out that the animal was a mammal because it had three tiny bones in its inner ear. " animal biology organism physiology anatomy Chat with AIVocabulary GamePractice Reading