teo lucas says that dolphins suffer in the aquariums.akes the dolphins aggressive toward the weerer animalsls in the group. it's only huhunger t that makesm obey the trarainers.s. here in aquaualand, visisitors can pay a private show, whwhere they get. it's a lucrative sideline for the aquariumum, so they shrug f the didisease risk it t poses te animals. >> for marininmammals, t the canary islands arere a kind of guanantanamo. there are more tn 20 dolphins being held in captivity y here, just in this smsmall regi. . dolphins arered animals anand they love freedo. there're always on the move; they never stay still. how can we take an animal that normally travels greaeat distances in te ocean and hold it captive in a tank? >> t that's a questition aquad prefers s to avoid. asaspro, e company that operates the dolphinarium, won't grant inteterviews. the madrid-based company opoperates dozens of leisure parks across europe, with more than 2-thousand yein part to the controversialhe company dolphin shows.ns, thans another spanish dolphin-show