https://sciencing.com/respiration-mammals-7220116.html

Apr 10, 2018 ... Respiration or breathing in mammals extracts oxygen from the air and ... How Does the Skeletal System Work With the Respiratory System?

http://bio.edu.ee/animals/Imetajad/imalgus.htm

How do mammals breathe? Paired lungs are the respiratory organs of mammals. All mammals, even the ones living in the water, breathe air oxygen.

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

Apr 19, 2009 ... But do you know that whales and dolphins are not fish? They are mammals. People are mammals too. Mammals are the group of animals that ...

http://scienceline.ucsb.edu/getkey.php?key=4101

Reptiles, birds, and mammals have lungs with alveoli. Whales are mammals, so they have lungs. If they tried to breathe in water, the low-oxygen water would ...

https://news.nationalgeographic.com/news/2013/06/130614-diving-mammal-myoglobin-oxygen-ocean-science/

Jun 15, 2013 ... That would take a lot out of anybody, yet sperm whales (Physeter ... Diving mammals will slow their heart rate, stop their breathing, and shunt ...

https://www.nytimes.com/2001/02/27/health/how-birds-breathe.html

Feb 27, 2001 ... Q. How do birds breathe? Is it more like mammals or like fish? A. Like mammals, birds take in air and extract oxygen from it to supply body ...

https://www.theswimguide.org/2016/09/20/mammals-holding-breath-underwater/

Sep 20, 2016 ... Both of these aquatic mammals have lungs for breathing air (which they do through what it is commonly known as a blowhole). Despite this ...

https://www.bbc.com/news/science-environment-22853482

Jun 14, 2013 ... He said that scientists had long wondered how marine mammals ... to the aquatic , air-breathing creatures that inhabit the oceans today. ... Understanding exactly how mammals' bodies store oxygen so efficiently could also aid ...

https://us.whales.org/whales-dolphins/how-do-whales-and-dolphins-breathe/

Whales and dolphins are mammals and breathe air into their lungs, just like we do. They cannot breathe underwater like fish can as they do not have gills.

https://www.shmoop.com/animal-movement/animal-respiration.html

Animals have specialized systems that help them do this successfully and .... Marine mammals breathe oxygen with lungs just like their terrestrial brethren, but  ...