The huge fish are dwindling in the wild, but thriving in private homes. Scientists see an opportunity for their recovery. In Thailand, some threatened megafish, like this giant barb photographed at ...
NARRATOR: It's like something out of a nightmare...a medieval saw on an ancient giant.Brady: Oh, man, that is huge.NARRATOR: Brady's hot on the tail of the sawfish...Brady: Right there, whoa, you ...
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