Life Lines by Dr. Dolittle

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Tag Archive for ‘Spider’

Spiders inspire way to help premature babies

Surfactant is a lipoprotein substance that is secreted by special cells located in the alveoli of our lungs. The alveoli are the grape-like structures where gas exchange happens. Without surfactant, these alveoli would collapse and prevent gas exchange. Babies born prematurely often suffer from respiratory distress syndrome because their lungs do not make enough surfactant. Now researchers at the Karolinska Institute in Sweden have revolutionized the way surfactant is created by […]

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Need pest control, get a spider

A new study shows that globally, spiders consume 400-800 million tons of prey each year. That’s roughly more than double the amount of fish and meat that humans consume. Impressive…yet creepy at the same time. I suppose we should thank them for their pest control efforts. Sources: M Nyffeler, K Birkhofer. An estimated 400–800 million tons of prey are annually killed by the global spider community. The Science of Nature. 104: 30, 2017. […]

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