Dolphins are mammals that live in the ocean. They look a lot like fish, but they don't have gills, they breathe through a blowhole instead. This means they need to come to the surface of the ocean in order to breathe.
All dolphins have the ability to dive and hunt for prey. When a dolphin is born that can hold more oxygen in its lungs than its parents, this is a potential survival advantage because
Responses
A it will let the dolphin adapt to a new habitat.it will let the dolphin adapt to a new habitat.
B it will let the dolphin eventually develop gills.it will let the dolphin eventually develop gills.
C it will make the dolphin more aware of when a predator is near.it will make the dolphin more aware of when a predator is near.
D it will let the dolphin dive and hunt for longer periods of time.