What are animals that are cetacean?

Cetacea is an infraorder that comprises the 94 species of whales, dolphins, and porpoises. It is divided into toothed whales (Odontoceti) and baleen whales (Mysticeti), which diverged from each other some time in the Eocene 26 to 17 million years ago (mya).

1. Which animal is considered a cetacean?
2. Are sharks cetacean?
3. Which type of mammal is a cetacean?
4. What are 3 examples of cetaceans?
5. Is a dolphin a cetacean?
6. Are hippos cetaceans?
7. Is a manatee a cetacean?
8. Do dolphins have gills?
9. Are belugas dolphins?
10. Is Cetacean a blue whale?
11. Are dolphins and porpoises whales?
12. How many cetacean species are there?
13. What is scientific name of dolphin?
14. Are cetaceans carnivores?
15. What are the 2 main groups of cetaceans?

Which animal is considered a cetacean?

cetacean, (order Cetacea), any member of an entirely aquatic group of mammals commonly known as whales, dolphins, and porpoises. The ancient Greeks recognized that cetaceans breathe air, give birth to live young, produce milk, and have hair—all features of mammals.

Are sharks cetacean?

Sharks are part of the elasmobranch family, which includes sharks, rays, skates, and sawfish, while dolphins are part of the cetacean family, which includes toothed and baleen whales, as well as porpoises.

Which type of mammal is a cetacean?

Cetaceans (whales, porpoises, and dolphins) are categorized into two main groups: baleen whales (mysticetes) and toothed whales (odontocetes). They spend their lives in water, and have many adaptations to their entirely aquatic lifestyle. ​There are over 70 different species of cetacean.

What are 3 examples of cetaceans?

Cetaceans (order Cetacea) are an entirely aquatic order of mammals comprising the whales, the dolphins, and the porpoises. The ancient Greeks recognized that cetaceans breathe air, give birth to live young, produce milk, and have hair—all features of mammals.

Is a dolphin a cetacean?

Scientifically, all whales, dolphins and porpoises are classified as Cetacea. And within Cetacea are two suborders: baleen whales and toothed whales.

Are hippos cetaceans?

Whippomorpha or Cetancodonta is a group of animals that contains all living cetaceans (whales, dolphins, etc.) and hippopotamuses, as well as their extinct relatives.

Is a manatee a cetacean?

Dolphins are part of the taxonomic Order Cetacea, which includes whales, dolphins and porpoises. It includes about 80 species. ... Manatees, on the other hand, are part of the much smaller Order Sirenia, with just four living species: West Indian Manatee, African Manatee, Amazonian Manatee and Dugong.

Do dolphins have gills?

Dolphins are mammals, not fish.

Unlike fish, who breathe through gills, dolphins breathe air using lungs. Dolphins must make frequent trips to the surface of the water to catch a breath. The blowhole on top of a dolphin's head acts as a "nose," making it easy for the dolphin to surface for air.

Are belugas dolphins?

Belugas are toothed whales, and are not part of the oceanic dolphin family. They are classified under the Monodontidae family, which only consists of two species: belugas and narwhals. ... Belugas inhabit arctic and subarctic waters, and are not found in antarctic regions.

Is Cetacean a blue whale?

Cetaceans are found in many aquatic habitats. While many marine species, such as the blue whale, the humpback whale and the killer whale, have a distribution area that includes nearly the entire ocean, some species occur only locally or in broken populations.

Are dolphins and porpoises whales?

While dolphins and porpoises belong to separate families, with differences in looks and genetics from whales, all dolphins and porpoises can be considered whales taxonomically, but not all whales are dolphins or porpoises.

How many cetacean species are there?

Cetacea is the scientific term for the group of marine mammals that includes whales, dolphins and porpoises. There are over 90 species of cetaceans that inhabit the world's oceans, lakes and rivers according to the World Cetacean Database (2016). Cetaceans have bodies adapted to spend their entire lives in water.

What is scientific name of dolphin?

The common dolphin (Delphinus delphis) is the most abundant cetacean in the world, with a global population of about six million.

Are cetaceans carnivores?

In fact all species of whale, dolphin and porpoise are considered carnivores. Among the 80 or so estimated cetaceans (cetaceans include all species of whale, dolphin and porpoise) all species are broken down into two groups or suborders which are known as the toothed whale and baleen whale suborders.

What are the 2 main groups of cetaceans?

Cetaceans are separated into two groups: toothed and baleen whales. As their name suggests, toothed whales (or odontocetes) have teeth. They also have one opening at their blowhole.