Dolphins And Seals Put Their Hearts At Risk While Deep-Diving

January 18, 2015 2:47 PM

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Dolphins and seals put their hearts at risks while deep-diving and may be living on the edge, as indicated by a paper published in Nature Communications. The research examined dolphins and Weddell seals during their deepest swoops and found that both have a shockingly high recurrence of heart arrhythmia.

The typical dive rate in ocean animals includes a stamped cut in heart rate and also other physiological variations to preserve limited oxygen resources while the air-breathing creatures are submerged. How the ocean creatures adapt to the effort that is expected to hunt their prey while deeply subme...

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