Howling is loudest when a close companion is taken away, study shows. Sept. 1, 2013— -- The most ferocious predator in the forest, despised by cattle ranchers and feared by humans and nearly ...

Three genetically engineered wolves that may resemble extinct dire wolves are trotting, sleeping and howling in an undisclosed secure location in the U.S., according to the company that aims to bring ...

Three genetically engineered wolves that may resemble extinct dire wolves are trotting, sleeping and howling in an undisclosed secure location in the US, according to the company that aims to bring ...

On four separate occasions, Wolf 907F seized power as the alpha female leader of the Junction Butte Pack in Yellowstone National Park. (National Park Service file photo courtesy of Jeremy ...

This undated photo provided by Colossal Biosciences shows a young wolf that was genetically engineered with similarities to the extinct dire wolf. (Colossal Biosciences via AP) Three genetically ...

Getting your Trinity Audio player ready... By CHRISTINA LARSON, Associated Press Science Writer Three genetically engineered wolves that may resemble extinct dire wolves are trotting, sleeping and ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Three genetically engineered wolves that may ...