In the 1800s, red foxes were brought to California for hunting. Decades later, the light-footed Ridgway’s rail declined to just 5 breeding pairs

A red fox introduced to California more than a century ago might seem far removed from the fate of a small marsh bird. Yet ...
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Animal doctor: Fox's super-senses facilitate hunting mice under snow

DEAR READERS: Thanks to the work of ethologists and other biological scientists, we are learning more about the cognitive abilities and remarkable senses of various animal species. A 2011 article by ...