Tag Archives: canada

Dinosaur-chewing mammals leave behind oldest known tooth marks

By Guest PostJune 24, 2010Scienceadrosaurid, alberta, aquatic reptile, canada, ceratopsid, champsosaurus, cleveland museum of natural history, deer, dinosaur, dinosaur-chewing mammals, Epoch, femur bone, journal paleontology, late cretaceous, mammalian tooth marks, marsupial, michael j. ryan, multituberculates, nicholas longrich, ornithischian, paleontologists, royal tyrrell museum of palaeontology, university of alberta laboratory for vertebrate palaeon, yale university

New Haven, Conn. — Paleontologists have discovered the oldest mammalian tooth marks yet on the bones of ancient animals, including several large dinosaurs. They report their findings in a paper published online June 16 in the journal Paleontology.

(more…)

Living in a high-crime neighborhood may worsen children’s asthma

By Guest PostJune 3, 20101 commentHealthasthma, asthma in children, british columbia, canada, Chicago, chicago police department, childhood asthma, children's memorial hospital, elizabeth e. springston, exposure to violence, pas, pediatric academic societies, ruchi s. gupta, stress level, vancouver

Exposure to violent crime may exacerbate asthma in children, according to a study presented on Saturday, May 1 at the Pediatric Academic Societies (PAS) annual meeting in Vancouver, British Columbia, Canada.

(more…)