Whales. Whales are the largest animals on Earth and they live in every ocean. The massive mammals range from the 600-pound dwarf sperm whale to the colossal blue whale, which can weigh more than 200 tons and stretch up to 100 feet long—almost as long as a professional basketball court.

What kind of animal is a whale?

whale, any of the larger species of aquatic mammals belonging to the order Cetacea. The term whale can be used in reference to any cetacean, including porpoises and dolphins, but in general it is applied to those more than 3 metres (10 feet) long.

Is a whale called a mammal?

What Makes a Whale a Whale? Whales are mammals which means that, like humans and other land mammals, they have three inner ear bones and hair, they breathe air, and the females produce milk through mammary glands and suckle their young.

Is a mammal also an animal?

Mammals are the animals that make up the scientific class Mammalia. Throughout the entire Earth, there are over 5,000 different species of mammals. ... All mammals have hair of some sort, as well as mammary glands. In female mammals, the mammary glands produce milk that they use to feed their young.

Is a blue whale a mammal or animal?

This life history strategy is common among several large animals in the ocean, including the whale shark, the basking shark, and the other great whales. Like all whales, blue whales are mammals and give live birth to very large calves that they nurse for six or seven months.

How Whales Became The Largest Animals Ever

20 related questions found

What is the longest living animal?

From old to oldest, here are 10 of the longest-living animals in the world today.

1. Bowhead whale: potentially 200+ years old. ...
2. Rougheye rockfish: 200+ years old. ...
3. Freshwater pearl mussel: 250+ years old. ...
4. Greenland shark: 272+ years old. ...
5. Tubeworm: 300+ years old. ...
6. Ocean quahog clam: 500+ years old. ...
7. Black coral: 4,000+ years old.

What was the biggest animal ever?

Far bigger than any dinosaur, the blue whale is the largest known animal to have ever lived. An adult blue whale can grow to a massive 30m long and weigh more than 180,000kg - that's about the same as 40 elephants, 30 Tyrannosaurus Rex or 2,670 average-sized men.

What are 5 mammals examples?

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

Are dolphins a mammal?

Dolphins are mammals, not fish

Also, dolphins are different than "dolphinfish," which are also known as mahi-mahi. Like every mammal, dolphins are warm blooded. 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.

Is cow a mammal?

Cats and dogs are mammals. So are such farm animals as cattle, goats, hogs, and horses. Mammals also include such fascinating animals as porcupines, gorillas, giraffes, rhinoceroses and kangaroos. Mammals are found to exist all over the world in all different climates.

Is Shark a mammal?

Unlike whales, sharks are not mammals but belong to a group of cartilaginous fishes.

Why whales are called mammals?

Whales are mammals because they give birth to live young, they have fur (although it is very sparse on their body), they have lungs and breath air and they provide milk for their young. Answer 3: ... Dolphins and other whales are all mammals called cetaceans.

Can a fish be a mammal?

Most of us want to know the answer to the question that “are fish mammals or classified in some other category?” The simple answer is; No! Fish are not mammals. Fish and mammals both lie in the phylum Chordata – that means the animals with notochord – but fish is another class different than mammals.

What classifies a mammal?

The characteristics that make a mammal a mammal include pres- ence of hair or fur, warm-blooded, young born alive, mammary glands and complex brain.

What are 3 facts about whales?

12 Interesting Facts About Whales

• Blue Whales are the largest animals to have ever lived on planet earth. ...
• Dolphins are whales, but whales aren't dolphins. ...
• Gray whales can travel over 14,000 miles round trip. ...
• A 60,000-pound whale can jump fully out of the water. ...
• Whales do not chew their food.

What describes a whale?

Whales are large, intelligent, aquatic mammals. ... Whales have sleek, streamlined bodies that move easily through the water. They are the only mammals, other than manatees (seacows), that live their entire lives in the water, and the only mammals that have adapted to life in the open oceans. Whales breathe air.

Is a crocodile a mammal?

Crocodiles are large reptiles found in tropical regions of Africa, Asia, the Americas and Australia. They are members of the order Crocodilia, which also includes caimans, gharials and alligators. There are 13 species of crocodiles, so there are many different sizes of crocodile.

Is an octopus a fish?

Yes, a mollusk — like your common garden snail. To be more specific, an octopus belongs to a unique class of mollusks known as cephalopods. ... To put it in simpler terms, this why an octopus has no bones — no skeleton — it is an invertebrate. A fish has a backbone and a skeleton — it is a vertebrate.

Do all mammals have periods?

Most female mammals have an estrous cycle, yet only ten primate species, four bats species, the elephant shrew, and one known species of spiny mouse have a menstrual cycle. As these groups are not closely related, it is likely that four distinct evolutionary events have caused menstruation to arise.

Is Kangaroo a mammal?

Kangaroos are large marsupials that are found only in Australia. ... Like all marsupials, a sub-type of mammal, females have pouches that contain mammary glands, where their young live until they are old enough to emerge.

Which animal dies after drinking water?

It is true that a kangaroo rat can die after drinking water. This is because when it has too much water in its system, its body flushes it out. Unfortunately, this also flushes out nutrients the animal needs and can lead to its death.

What is the smallest animal?

This is where they found the smallest known type of frog called Paedophryne amauensis. The body length of an average adult is reported at less than 8 mm, about the size of a pea. When it was discovered in 2009, it was immediately awarded the title of “world's smallest vertebrate.”

What is the strongest animal in the world?

Top 10 Strongest Animals

1. Dung Beetle. A dung beetle is not only the world's strongest insect but also the strongest animal on the planet compared to body weight.
2. Rhinoceros Beetle. Rhinoceros Beetles can lift something 850 times their own weight. ...
3. Leafcutter ant. ...
4. Gorilla. ...
5. Eagle. ...
6. Tiger. ...
7. Musk Ox. ...
8. Elephant. ...

How long can humans live?

And even if we make it through life with few stressors, this incremental decline sets the maximum life span for humans at somewhere between 120 and 150 years.

What is the oldest thing on earth?

The zircon crystals from Australia's Jack Hills are believed to be the oldest thing ever discovered on Earth. Researchers have dated the crystals to about 4.375 billion years ago, just 165 million years after the Earth formed. The zircons provide insight into what the early conditions on Earth were like.