air,water,environment,temperature,and food.
all mammals need air to live. This is the same with the dolphin.
Marine mammals live and water and they need to surface to breathe. While land mammals can breathe just as humans do.
all dolphins are mammals because of why any other mammal is a mammal because they have live birth and need to breathe air to live.
Yes, because they are mammals just like you are.
land mammals live on land, sea mammals live in the water.
Marine mammals live in the hydrosphere.
Yes, mammals live in estuarys.
Mammals need oxygen to breathe. Oxygen is a gas that is in the air. Without oxygen, mammals cannot live long.
Definitely. All mammals do, for sure. All living creatures need it to survive
Yes. Some mammals live in deserts.
no...we are mammals
Mammals