By Matthew Brown THE ASSOCIATED PRESS BILLINGS, Mont. (AP)- A Montana felon previously convicted of killing eagles to sell their parts on the black market was sentenced to three years in federal prison on Wednesday for related gun violations. U.S. District Judge Susan Watters in Billings sentenced Harvey Hugs, 60, after he pleaded guilty in September to being a felon in possession of firearms. Prosecutors said the Hardin, Montana, man used the guns to shoot federally protected eagles over more than a year and then sold the birds’ parts to an informant for profit. A 2021 search of Hugs’ home and vehicles found eagle parts, two rifles and ammunition, according to court documents. Investigators recovered parts of 21 different eagles, the U.S. Attorney’s Office said. “While it is unknown how…