As naked mole rats

Inscientists reported that the reason naked mole-rats do not get cancer can be attributed to an "extremely high-molecular-mass hyaluronan " HMW-HA a natural sugary substancewhich is over "five times larger" than that in cancer-prone humans and cancer-susceptible laboratory animals. Heterocephalidae Landry, ; Patterson, As a result, the naked mole-rats feel no pain when they are exposed to acid or capsaicin.

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As naked mole rats
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Naked mole-rat

When the queen dies, another female takes her place, sometimes after a violent struggle with her competitors. The naked mole-rat does not regulate its body temperature in typical mammalian fashion. Silvery mole-rat Heliophobius argenteocinereus. On the other hand, there is little difference of hormone concentration between reproducing and non-reproducing males.

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As naked mole rats
As naked mole rats
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This occurs through the workers keeping the pups from straying, foraging for food, grooming, contributing to extension of tunnels, and keeping them warm. Their large, protruding teeth are used to dig and their lips are sealed just behind the teeth, preventing soil from filling their mouths while digging. Symbiotic bacteria in their intestines ferment the fibres, allowing otherwise indigestible cellulose to be turned into volatile fatty acids. Heart and Circulatory Physiology. Retrieved 26 April

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