Marine Mammals


Marine Mammals

Marine mammals are warm-blooded vertebrates (animals with a backbone) that bear live young and nourish them with milk as land…

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Seal Facts

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What are they? Seals are pinnipeds, a group of animals with three separate families—phocidae (eared seals), otaridae (non-eared seals), and…

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Groups of Pilot Whales Have Their Own Dialects

Groups of Pilot Whales Have Their Own Dialects

In humans, different social groups, cities, or regions often have distinct accents and dialects. Those vocal traits are not unique to us, however. A new study from the Woods Hole Oceanographic Institution (WHOI) has found that short-finned pilot whales living off the coast of Hawai’i have their own sorts of vocal dialects, a discovery that may help researchers understand the whales’ complex social structure.

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Hearing Tests on Wild Whales

Hearing Tests on Wild Whales

Scientists published the first hearing tests on a wild population of healthy marine mammals. The tests on beluga whales in Bristol Bay, AK, revealed that the whales have sensitive auditory systems and showed less age-related hearing loss than is expected.

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How Do Marine Mammals Avoid the Bends?

How Do Marine Mammals Avoid the Bends?

Deep-diving whales and other marine mammals can get the bends – ”the same painful and potentially life-threatening decompression sickness that strikes scuba divers who surface too quickly. A new study offers a hypothesis of how marine mammals generally avoid getting the bends and how they can succumb under stressful conditions.

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Monitoring Bacteria on Whale Skin

Monitoring Bacteria on Whale Skin

Just like with humans, the skin on marine mammals serves as an important line of defense against pathogens in their environment. A new study sheds light on the skin microbiome – ”a group of microorganisms that live on skin – ”in healthy humpback whales, which could aid in future efforts to monitor their health.

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