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In Harm's Way:Wolves May Not Risk 'Prey Switching' say USU Ecologists
Wolves May Not Risk Prey Switching USU Ecologists
2017/4/27
Ecologists have long observed predators pursue disproportionately more of a plentiful prey species, and less of scarce prey, but change to the latter if it becomes relatively more abundant. Known as “...
Tropical lowland frogs at greater risk from climate warming than high-elevation species,study shows
Tropical lowland frogs greater risk climate warming high-elevation species
2017/4/27
A new study of Peruvian frogs living at a wide variety of elevations—from the Amazon floodplain to high Andes peaks—lends support to the idea that lowland amphibians are at higher risk from future cli...
Every year, backyard songbirds across the United States make an arduous journey to warmer winter climes. They migrate hundreds of miles, occasionally braving tough terrain and nasty weather. Sometimes...
Long-term effect of diet amended by risk elements contaminated soils on risk element penetration and physiological parameters of rats
risk elements soil soil ingestion
2015/7/2
The long-term accumulation of risk elements (As, Cd, Pb) originated from differently contaminated soils in rat organism was investigated during a model two-generation experiment. The effect of soil co...
Small, fast, and crowded: Mammal traits amplify Lyme disease risk(图)
Mammals Mice Tick Lyme disease. Animal Dense crowd
2014/10/9
Mice and shrews most effective at transferring Lyme disease and other pathogens to feeding ticks(Millbrook, N.Y.) In the U.S., some 300,000 people are diagnosed with Lyme disease annually. Thousands a...
Exeter Scientists warn of climate change risk to marine turtles
climate change marine turtles
2007/3/20
20 percent of animal breeds are at risk of extinction(图)
animal breeds extinction animal genetic
2006/12/21