Did you mean: Do Whales Breathe Using Gills or Lungs?
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Aquatic respiration

en.wikipedia.org/wiki/Aquatic_respiration

Aquatic respiration is the process whereby an aquatic animal obtains oxygen from water. ... Fish use the process known as countercurrent flow, in which water and blood ... The respiratory system of ...

How Do Whales Breathe? | National Marine Life Center

nmlc.org/2009/04/how-do-whales-breathe/

Apr 19, 2009 ... Fish use their gills to take oxygen from the water that they live in. But people get the ... Whales and dolphins use their lungs to breathe air also.

Can Whales Breathe Underwater? - Whale Facts

www.whalefacts.org/can-whales-breathe-underwater/

In order to inhale and exhale air whales breathe through their blowhole(s) which are ... Although cetaceans do not have gills or lungs capable of breathing under ...

How do whales breathe? - Quora

www.quora.com/How-do-whales-breathe

Shorter answer: Whales have lungs and the blow hole on top allows air in, and out, like a nostril ... Fish use their gills to take oxygen from the water that they live in. But people get the ... Whales and dolphins use their lungs to breathe air also.

How do dolphins breathe? - WDC - Whale and Dolphin Conservation

us.whales.org/faqs/facts-about-whales-and-dolphins/how-do-dolphins-breathe

Like other mammals, dolphins have lungs and breathe air. They breathe using a blowhole on top of their head and will normally do this several times a minute.

How Do Fish Breathe Underwater? | Wonderopolis

wonderopolis.org/wonder/how-do-fish-breathe-underwater

Why do dolphins and whales swim to the surface of the ocean? ... The air- breathing lungs of mammals, including humans, must be dry and empty of ... As water passes over the thin walls of the gills, dissolved oxygen moves into the ... With more than 25,000 species of fish in the sea to inspire your design, anything goes.

Suzy's World: Whales

www.suzy.co.nz/suzysworld/Factpage.asp?FactSheet=240

A whale can hold it's breath for up to half an hour under water and that's because its ... to ours, but when it breathes in fresh air most of its lungs are filled with air.

Short Sharp Science: Why whales don't have gills - New Scientist

www.newscientist.com/blogs/shortsharpscience/2009/08/why-whales-dont-have-gills.html

Aug 5, 2009 ... (By the way, this is why we couldn't breathe liquid unaided, as in the film The ... Well, their gills are much more efficient at extracting oxygen than our lungs. ... With an unlimited, easy supply of oxygen, whales and dolphins can ...

evolution - Why have whales and dolphins not evolved to have gills ...

biology.stackexchange.com/questions/29846/why-have-whales-and-dolphins-not-evolved-to-have-gills

Feb 23, 2015 ... If there is some advantage to breathing from the air instead of using gills, why .... Why Lungs can't work in water and gills can't work in air?

How Often Do Dolphins Come Up to Breathe? | Animals - mom.me

animals.mom.me/dolphins-come-up-breathe-11386.html

Dolphins are cetaceans, members of the same family as whales. ... Instead, dolphins breathe through nostrils located on top of their heads, called blowholes. When the dolphin surfaces, he can blow the old air out of his lungs, creating a plume of spray and suck in fresh air. ... Does a Crocodile Have Gills or Lungs?

More Info

How Do Whales Breathe? - Whale Facts

www.whalefacts.org

Unlike fish these marine mammals are not equipped with gills, which fish ... To assist with long dives whales have developed special lungs that help them inhale  ...

Do Whales Have Gills? - Whale Facts

www.whalefacts.org

No, whales don't have gills; instead they are born with blowholes. ... to extract oxygen directly from the water so that they can breathe underneath the water ... Whales are marine mammals and like all mammals they have lungs and nostrils,  ...

How do whales and dolphins sleep without drowning? - Scientific ...

www.scientificamerican.com

Young whales and dolphins actually rest, eat and sleep while their mother swims, ... Marine mammals can take in more air with each breath, as their lungs are ...