Category Archives: Medicinal News

Bonobo and chimpanzee gestures share multiple meanings

Two closely related great ape species, the bonobo and chimpanzee, use gestures that share the same meaning researchers have found.

Chimpanzees and bonobos use gestures in a variety of different situations and for multiple purposes, such as to initiate and change positions during grooming.

The two species separated approximately 1-2 million years ago, and although it is...

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Largest Chinook salmon disappearing from West Coast

The largest and oldest Chinook salmon -- fish also known as "kings" and prized for their exceptional size -- have mostly disappeared along the West Coast.

That's the main finding of a new University of Washington-led study published Feb. 27 in the journal Fish and Fisheries. The researchers analyzed nearly 40 years of data from hatchery...

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Tracking endangered mammals with the leeches that feed on them

A broad survey conducted across southern Asia reinforces the idea that the mammal biodiversity of an area can be determined by looking at the DNA found in leeches' blood meals. The new study, led by researchers at the American Museum of Natural History, also shows for the first time that DNA found in leeches can...

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Antimicrobial resistance in zoonotic bacteria still high in humans, animals and food

Bacteria from humans and animals continue to show resistance to antimicrobials, according to a new report published today by the European Food Safety Authority (EFSA) and the European Centre for Disease Prevention and Control (ECDC). The report highlights some emerging issues and confirms antimicrobial resistance (AMR) as one of the biggest threats to public health....

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Scientists seeking rare river crayfish aren't just kicking rocks

As far as anyone can tell, the cold-water crayfish Faxonius eupunctus makes its home in a 30-mile stretch of the Eleven Point River and nowhere else in the world. According to a new study, the animal is most abundant in the middle part its range, a rocky expanse in southern Missouri -- with up to...

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Smallest monkey's evolutionary secret

Evolutionary biologists have now discovered that the Pygmy Marmoset -- the world's smallest monkey -- is not one species but two.

Weighing in at just 100 grams -- roughly the size of a large tomato -- the insect-eating primate was first described scientifically in 1823 by German naturalist Johann Spix as Cebuella pygmaea, with a sub-species...

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