How Do Marine Mammals Hold Their Breath For So Long?
How is it possible for air-breathing marine mammals like sperm whales and elephant seals to hold their breath for so long?
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Sources:
https://books.google.com/books?id=ZpRRHTeksJcC&pg=PA75#v=onepage&q&f=false
https://www.unm.edu/~lkravitz/Article%20folder/Breathing.html
http://www.wiley.com/college/boyer/0470003790/structure/HbMb/mbhb_intro.htm
http://www.natureworldnews.com/articles/6453/20140327/cuviers-beaked-whale-sets-records-for-longest-and-deepest-dive.htm
https://www.sciencedaily.com/releases/2007/12/071218192033.htm
http://science.sciencemag.org/content/340/6138/1234192.full
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2596902/
http://www.annualreviews.org/doi/full/10.1146/annurev.physiol.60.1.19
https://seagrant.uaf.edu/marine-ed/mm/fieldguide/adaptations.html
http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0092633
