The Associated Press
DES MOINES, Iowa — The USDA said on July 16 that it considers many factors when determining ways to euthanize large numbers of animals during a disease outbreak, and said it was reviewing an animal rights group's criticism of a recent proposal for fighting any future outbreaks of avian influenza.
The agency released the brief statement in response to a letter from the Humane Society of The United States, which criticized a plan outlined by USDA Chief Veterinary Officer John Clifford during a Senate committee hearing.
Clifford said shutting off ventilation systems to poultry barns when the. . .