BATON ROUGE, La.-- State and federal agencies, along with numerous non-profit organizations, are united in an ongoing effort to save the pets and animals left helpless by Hurricane Katrina. "This is the largest animal rescue in the history of the United States ... absolutely unprecedented in scope," said Larry Hawkins, spokesperson for the Unified Incident Command for Animal Rescue in Louisiana . "We have a huge number of people working on this and it's a big success." Rescuers wade or boat through the flooded city in a house to house search for stranded animals. This joint effort includes the Louisiana...