Why blue whale is a mammal?
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Why blue whale is a mammal?
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.
Is blue whale a fish or mammal?
What is the blue whale? Blue whales are the largest animals ever known to have lived on Earth. These magnificent marine mammals rule the oceans at up to 100 feet long and upwards of 200 tons. Their tongues alone can weigh as much as an elephant.
Is every whale a mammal?
Whales, along with dolphins and porpoises, are warm-blooded mammals and breathe air like humans do. There are some significant differences between whales and fish: Fish use gills to extract air from water. Whales give birth to live young.
What is a blue whale classified as?
cetacean
The blue whale is a cetacean and is classified scientifically within the order Cetacea as a rorqual (family Balaenopteridae) related to the gray whale (family Eschrichtiidae) and the right whales (Balaenidae and Neobalaenidae) of the baleen whale suborder, Mysticeti.
Is Shark a mammal?
Answer: Sharks are fish Sharks are not mammals as they do not possess any of the characteristic features that define a mammal. For instance, they are not warm-blooded. Sharks are considered a species of fish, but unlike most fishes, a sharks’ skeleton is made of cartilage.
Is penguin a mammal?
Yes, penguins are birds, although they are flightless birds. Lots of people think penguins are mammals rather than birds because they can’t fly, and we see them swimming underwater or waddling on land instead.
Are dolphins a mammal?
Dolphins are mammals, not fish. 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 a blue whale’s heart?
A blue whale’s heart is the biggest on the planet, weighing 400 pounds. That’s the weight of about 35 gallon paint cans. A blue whale’s heart is only 1\% of its body weight – however the whale’s immense weight is supported by water. When the whale came to the surface to breathe, its heart raced to 25-37 beats a minute.
Why can’t a whale swallow a human?
For the most part, whales are not able to swallow people. In fact, most whale species have throats that are far too small to be able to swallow an adult, so they wouldn’t be able to swallow a person if they tried.
Is Tiger a mammal?
Tigers (Panthera tigris) are mammals of the Felidae family and one of four “big cats” in the panthera genus. They are predatory carnivores and the largest and most powerful of all living cat species. The Indian subcontinent is home to more than 80\% of the wild tigers in the world.