Coywolves, coyote-wolf hybrids, are prowling Rock Creek Park and D.C. suburbs

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Farley probably saw a coywolf — a coyote-wolf hybrid — says Javier Monzon, a genetics researcher at Stony Brook University in New York.

Regular coyotes, which are native to the American Southwest and the Great Plains area, tend to be tawny-colored and weigh around 25 pounds. Coywolves run upward of 45 pounds and come in an array of hues, including gray and black.

“We’ve known for a while that most Eastern coyotes are hybrids to some degree, and now we’re finding a greater degree of hybridization than anyone expected,” Monzon says.<<<Read More from the Washington Post>>>