Tag: "horn" at biology news

Bigger horns equal better genes

...male alpine ibex demonstrate a correlation between horn growth and genetic diversity. Past research studie...l Molecular Ecology. The researchers found that horn sizes among younger ibex (one- to six-years-old) are relatively similar regardless of their genetic ...

Scientists crack rhino horn riddle

...removes some of the mystique by explaining how the horn gets its distinctive curve and sharply pointed tip...tails about the structural materials that form the horn and the role those materials play in the development of the horn's characteristic shape. The ho...

Vanishing beetle horns have surprise function

...place. They do, the scientists say, but the nubile horn tissue is reabsorbed before the beetles' emergence...horns had a function, the scientists destroyed the horn tissue of beetle larvae using electrosurgery: minute voltage arcs that permit precise destruction of...

Dinosaurs -- stones did not help with digestion

...Their muscular stomach is equipped with a layer of horn and contains stones which help to break up, crush and thereby also to digest food. Giant dinosaurs from the Jurassic and Cretaceous period (200 million to 65 million years ago) such as Seismosaurus and Cedarosaurus must have had similar digestive ...

WWF captures first-ever photo of wild rhino on Borneo

...eats to the last rhinos in Sabah are poaching ?its horn and virtually all of its body parts are valuable on the black market ?and loss of its forested habitat due to conversion of the land to other uses. WWF is working with the Sabah Foundation and the Sabah Wildlife Department to establish a "Rhinoceros ...

Even a little cooling helps after cardiac arrest

...t the U.S. Geological Survey to collect California horn snails from 30 coastal salt marshes between Marin ...nd Imperial Beach at the U.S.-Mexico border. "The horn snail is a mobile data recorder," Lafferty said. "It is a hub for more than 20 trematode species." I...

How healthy is that marsh? Biologists count parasites

...t the U.S. Geological Survey to collect California horn snails from 30 coastal salt marshes between Marin ...nd Imperial Beach at the U.S.-Mexico border. "The horn snail is a mobile data recorder," Lafferty said. "It is a hub for more than 20 trematode species." I...

Rhinos clinging to survival in the heart of Borneo, despite poaching

...umbers globally have been devastated because rhino horn carries a high price on the black market, where it is predominantly sold for use in traditional Asian medicines. As poaching is such a threat to this species, the survey results were not released until strong protection measures could be put in pla...

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