1: You ca n't explain to them , that it 's to help them ,  foster mom Laura Aquilina told CNN affiliate KDVR . 2: Brutus has been adopted by Aquilina who 's been walking and exercising the dog to learn balance . 3: He 's learning to walk on the prosthetics with help from his foster mom .
1: foster mom Laura Aquilina 2: Aquilina 3: his foster mom