Table of Contents
Is a whale also a fish?
Whales are a member of the cetacean family, and as such, despite being wholly water-resident, whales are mammals, not fish.
What is the main difference between a fish and whale as regards respiration?
Fish have gills which extract oxygen from the water and thus allow it to live underwater its entire life. Whales on the other hand do not have gills but instead have one or two blowholes that connect to its lungs which allow the whale to breathe in air.
What is the difference between a fish and a mammal?
Fish – Fish live and breathe under water. They have scaly skin, fins to help them swim and they breathe through gills. Mammals – Mammals are animals that breathe air, grow hair or fur and feed on their mother’s milk as a baby. They have scales on their skin.
Do whales lay eggs?
Do whales lay eggs? The answer is no. Because whales are marine mammals, the females carry the offspring in their wombs and have live births! However, since whales are fully aquatic mammals, how whales give births is much different than the births of terrestrial and semi-aquatic animals.
What are four differences between whales and fishes?
Whales are warm blooded. Fish are cold blooded. Whales breathe air through lungs. Fish use gills to extract air from water.
Can you milk dolphins?
Since dolphins are mammals, is it possible to milk them? – Quora. No, not possible. You can’t milk them but wait for them to give you some, if they feel so ! Dolphins have mammary glands with inverted nipples, literally hidden between slits in the mammary glands.
Do whales have a 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.
What makes whales different from fish?
What Differences Are Their Between Whales and Fish? Physiological differences between fish and whales. Marine mammals such as whales can be classified as animals that rely wholly or partly on the ocean or coastal waters for survival while Bone structure, swimming, and giving birth. Nurture versus nature. Conclusion.
Are whales fish or mammals?
Are Whales Mammals? Whales are mammals, and not fish. Whales are warm blooded, breath air, and give birth to live young, all key signifiers of mammals Whales would not be considered fish as they are not cold blooded, don’t breath through gills, and don’t lay eggs.
What makes whales mammals?
Whales, descendants of this group, are mammals because they breathe air, are warm-blooded and suckle their young with milk. They have lost the mammalian coat of hair in order to help them swim, but they have lost the mammalian coat of hair in order to help them swim, but they have replaced it with an insulating coat of thick blubber.
Why are whales mammals?
Whales are mammals because they have mammary glands that produce milk to feed their babies (called calves). They give birth like all mammals rather than laying eggs as fish do. Whales breathe air and they even have some hair on their bodies.