Why blue whale is a mammal not a fish?
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.
Do blue whales count as fish?
The blue whale (Balaenoptera musculus) is a marine mammal and a baleen whale.
What type of animal is a blue whale?
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 fish or mammal?
fish
Sharks are fish. They live in water, and use their gills to filter oxygen from the water. Sharks are a special type of fish known because their body is made out of cartilage instead of bones like other fish.
Are dolphins mammals or fish?
mammals
Even though they live in the ocean all of the time, 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 a reptile?
Description of the Blue Whale The blue whale is an extremely large marine mammal, with a long, torpedo-shaped body.
Is dolphin a mammal or fish?
Dolphins are mammals, not fish. Like every mammal, dolphins are warm blooded. Unlike fish, who breathe through gills, dolphins breathe air using lungs.
Why whale is not a fish?
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: Whales are warm blooded. Fish are cold blooded.
Is Octopus a fish?
Even more broadly, octopuses are invertebrates. This classification includes all animal species except those belonging to the subphylum Vertebrata, which includes fish, mammals, reptiles, birds and amphibians. Invertebrates are characterized by their lack of a backbone.