Science news articles about 'central mexico'
Jaguar Spotted In Central Mexico For First Time In 100 Years
... animal smuggling. As a result of this vulnerability, no individuals have been seen in the centre of Mexico since the start of the 20th Century. However, Mexican and Spanish scientists have now managed ...Monarch butterflies help explain why parasites harm hosts
... behaviors. Eastern monarchs famously migrate from breeding grounds as far north as Canada to their wintering sites in central Mexico and then back again, traveling up to 5, ...Ancient Mexican maize varieties
... Society of Plant Biologists in Mérida, Mexico (June 28, 11:30 AM). ... overland dispersal from the highlands of central Mexico into the northern plains of Mexico and then into the southwestern USA. ...Silent streams? Escalating endangerment for North American freshwater fish
... coast, the lower Rio Grande and basins in Mexico that do not drain to the sea. Hotspots of regional ... Great Basin, Rio Grande and rivers of central Mexico also have high diversity and numbers of fish ...Study of ancient and modern plagues finds common features
... New World. Historians believe that some 3.5 million people in central Mexico died in the first year of the epidemic. Epidemics also can spur advances in public health, note the authors. ...Mystery Pyramid Built by Newfound Ancient Culture?
The Huapalcalco pyramid in central Mexico may be the work of a previously unknown culture of ancient people, the Huajomulco, archaeologists say.Understanding extinct microbes may influence the state of modern human health
... compare two ancient coprolites, which are old dry or fossilized feces. The coprolites were 1,300 years old from Central Mexico. Researchers performed genetic testing to determine that the ...Domestication of Capsicum annuum chile pepper provides insights into crop origin and evolution
... chiles and possibly a location of C. annuum domestication. Previously, the eastern part of central Mexico had been considered to be the primary center of domestication of C. annuum. On the basis of ...Scientists: Salamanders, regenerative wonders, heal like mammals, people
... to learn how to mimic, Maden said. Axolotl salamanders, originally native to only one lake in central Mexico, are evolutionary oddities that become sexually reproducing adults while still in their ...New stove dramatically improves lung health in Mexican women
... study. To do so, Dr. Riojas and colleagues followed women in more than 500 households from Central Mexico, who had been randomized to receive the new Patsari stove at the beginning of the study, or ...Monarch butterflies' migration at risk
SACRAMENTO, Oct. 2 (UPI) -- Excessive logging in central Mexico is threatening the annual migration of butterflies from Canada to Mexico, environmental officials say.Tropical Storm Rick's center expected to pass south of the Baja
... Wednesday, and approach the western coast of mainland Mexico on Wednesday. The National Hurricane Center (NHC ... well as the states of sinaloa and Durango in west-central Mexico during the next few days ...
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