AP BIOLOGY

Detailed explanation-1: -Mammals are a group of vertebrate animals. Examples of mammals include rats, cats, dogs, deer, monkeys, apes, bats, whales, dolphins, and humans.

Detailed explanation-2: -Answer and Explanation: Dolphins are mammals, one of the classes of vertebrates that also includes fish, birds, reptiles, and amphibians. Dolphins are sea-dwelling animals closely related to whales. Like other mammals, they are warm-blooded.

Detailed explanation-3: -Dolphins are part of the mammalian order Cetacea, which contains about 90 species of whales, dolphins and porpoises. Of these, the gigantic blue whale is the largest and the freshwater or river dolphin the smallest.

Detailed explanation-4: -Yes, dolphins are vertebrates, as are all Cetaceans. The largest species of dolphin is the orca, whose scientific name is Orcinus orca. All dolphin species have large brains, and they are among the most intelligent of all mammals.

Detailed explanation-5: -Dolphins are highly intelligent marine mammals and are part of the family of toothed whales that includes orcas and pilot whales. They are found worldwide, mostly in shallow seas of the continental shelves, and are carnivores, mostly eating fish and squid.