MS of two-headed trout. Shot of various tropical fish floating about. Shots of catfish feeding, of trouts streaking about tank at high speed. CUs, MSs of pair of "oscars", natives of South America. Shot of two adult trouts. Closer shot of highly active fish of trout family. MLS of long-nose gar. CU of "bowfin", a stocky, heavy set fish. Shots of several carp feeding, common goldfish swimming about, of several angel fish. Two shots of shark floating lazily by, one gulping tidbit offered by attendant via long feeding stick.