BBC5 年
Black squirrels the result of 'interbreeding' grey squirrels, study finds
Black squirrels are the result of "interbreeding" between their grey cousins and the North American fox squirrel, a study has concluded. Research published in BMC Evolutionary Biology found the ...
Odd-looking squirrels seen at the U.S. Open in Pinehurst are fox squirrels
Fox squirrels can also be different colors. In the eastern parts of the state, fox squirrels tend to be black with a white ...
来自MSN24 年
Black, red or dead: How Omaha became a hub for black squirrel scholarship
Three taxidermied penguins preside over Room 426 in Allwine Hall, standing atop a row of metal cabinets in the back corner.