Igor Andrade (L), a physiotherapist, assists Alice Castro, 17 who suffers from mild cerebral palsy while interacting with a dolphin during a "Bototherapy" session at Arau River in Amazon August 22, 2012. The "Bototherapy", a "Rolfing" therapeutic practice assisted by river dolphins, was developed by Andrade and the treatment is free for children with disabilities or disorders from low income families. Picture taken August 22, 2012. REUTERS/Bruno Kelly (BRAZIL - Tags: SOCIETY HEALTH) Published: Srp. 28, 2012, 1:41 dop. | Foto: Reuters