Do blue whales have gills
WebJan 17, 2024 · Gills are branching organs located on the side of fish heads that have many, many small blood vessels called capillaries. As the fish opens its mouth, water runs over the gills, and blood in the capillaries picks up oxygen that’s dissolved in the water. Then the blood moves through the fish’s body to deliver the oxygen, just like in humans. WebJan 29, 2024 · Blue whales are mammals. We are mammals, too, so both humans and blue whales are endothermic (commonly called "warm-blooded"), give birth to live young and nurse their young. Whales even …
Do blue whales have gills
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http://scienceline.ucsb.edu/getkey.php?key=2536 WebMar 7, 2024 · Whales are aquatic mammals, not fish, so they do not have gills like many other water-dwelling species. Instead of gills that extract oxygen from the water, whales have lungs that extract oxygen from the air. Gills are adapted for life underwater, but since whales are mammals they need to surface in order to breathe.
WebThis trend has continued into living whales, which have a “blowhole” (the exterior opening to the bony nostrils) located on top of the head above the eyes. As whales evolved … WebAnswer 2: 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: You have a lot of interesting questions about marine mammals. Dolphins and other whales are all mammals called cetaceans.
WebThese seven whale foetuses show the development of humpback whales in the first few months of their lives. Ranging from a few days to around seven months old, the specimens have been in the Museum's collections for … http://scienceline.ucsb.edu/getkey.php?key=4101
WebWhales cannot breathe underwater because they do not have the appropriate respiratory system to do so. To breathe underwater, they would require gills, which exchange the carbon dioxide and oxygen dissolved in water. Answer 3: Great question! Whales can't breathe underwater for the same reason that you and I can't breathe underwater.
WebWhales live in water despite not having gills because they have evolved over millions of years from ancestors who lived on land. Their ancestors with lungs adapted very little by … districts of belizeWebThis is as true for human landlubbers as it is for blue whales however, given the whales gargantuan size and proficiency at diving more than 1, 000 feet 300 m below the surface, their hearts. See answer 1 Copy NO. ... 000 litres of water an hour through their gills. Although its mouth can stretch to four feet wide, a whale sharks teeth are so ... crabby road-maxinedistricts of bagmati provinceWebThis trend has continued into living whales, which have a “blowhole” (the exterior opening to the bony nostrils) located on top of the head above the eyes. As whales evolved increasingly aquatic lifestyles, they also evolved nostrils … districts of bristol mapWebJun 22, 2024 · blue whale: A species of baleen whale ( Balaenoptera musculus) that is the largest animal ever known to have existed. They can grow to lengths of 30 meters (almost 100 feet) and weigh up to 170 metric tons. brackish: A term for water that contains a mixture of saltwater and freshwater. crabby road maxine jokesWebJan 20, 2024 · 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 … crabby road maxine cartoons imagesWebNo, whales do not have gills. They are marine mammals that breathe air and to do this must surface and breathe through their blowhole. Like terrestrial animals, whales have … districts of cebu city