Search Results for: Vertebrates
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1,541 results for: Vertebrates
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Health & MedicineYoung Women Don’t Bone Up on Soy
Among the many reported nutritional benefits of diets rich in soy is a strengthening of bone in postmenopausal women. For these Golden Girls, who face an increasing risk of osteoporosis, soy-based foods can provide much-needed assistance in limiting the inevitable loss of bone. Although soybeans are best known for their oil, their protein is also […]
By Janet Raloff -
Health & MedicineVegetable Soup Fights Cell Damage
A study in which volunteers ate vegetable soup every day for two weeks points to benefits of vitamin C beyond its role as an antioxidant.
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AnimalsBuilt for Blurs: Jellyfish have great eyes that can’t focus
Eight of a box jellyfish's eyes have superb lenses, but their structure prevents them from focusing sharply.
By Susan Milius -
Vertebrates, insects share the stress
A key protein involved in animals' physiological responses to stress has carried out the same function since before any organism developed a backbone.
By Ben Harder -
AnimalsWing Ding: Bird rubs feathers for cricketlike song
Scientists say that they have found the first vertebrate to make its courtship music in the same way as a cricket does.
By Susan Milius -
AnimalsHiding up your nose is a clever strategy for ticks
Found hiding in the noses of Ugandan chimps, a new tick species hitchhiked its way to America in a researcher's nose.
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PaleontologyGiant platypus tooth found
A fossil molar found in Australia reveals a previously unknown extinct species of the mammal.
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AnimalsAfrican frog conceals itself with chemicals
Two small peptides keep the West African savanna frog from being stung by ants.
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GeneticsElephant shark genome small and slow to evolve
The animals have the smallest genome of non-bony fishes and the slowest-evolving genes among vertebrates, a study suggests.
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Health & MedicineGood to the Bone: Strontium compound prevents some fractures
An experimental drug containing strontium makes bones denser and decreases the risk of fractures, a study of elderly women finds.
By Nathan Seppa -
PaleontologyFirst Family’s last stand
New evidence indicates that about 3.2 million years ago, at least 17 Australopithecus afarensis individuals were killed at the same time by large predators at an eastern African site.
By Bruce Bower -
EarthA Dam Shame? Project may slam China’s biodiversity
When the Three Gorges Dam begins to impound the waters of the Yangtze River in China later this year, dozens of mountains and other elevated areas upstream will become islands—an outcome that will probably devastate the rich diversity of species now living along the river.
By Sid Perkins