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Yes, a dolphin is a mammal. A mammal is an animal that can regulate their body temperature and give birth to live young. For example, we Humans are mammals
All mammals are classified as endotherms, which means they have some ability to keep a constant body temperature. However, endothermy is not complete, so a disease or extreme outside temperatures could overpower the mammal's ability to keep its body temperature constant.
It is a mammal, therefore warm-blooded. Meaning, it will stay at a constant temperature
It means that the animal controls it's core body temperature.
Often fur. Though whales and dolphins are mammals and do not have fur.
Is warm blooded like a mammal or a bird.
The grey wolf is a mammal and is warm blooded. Like all mammals it is able to maintain its own body warm body temperature.
There are mammals that are truly ectothermic. However the naked mole-rat does not regulate its body temperature in typical mammalian fashion and unlike other mammals its body temperature tracks ambient temperatures.
Frog's internal body temperature is lower than that of a mammal lower temperature = slower heart rate
warm
Do mammals have hair on their body, yes. that is one of the many traits of a mammal. ~Nameless
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