MonsterQuest

For centuries the Amazon has been home to a frightening feeding frenzy of the most ferocious fresh-water monsters known to man - piranhas. This episode looks at the spread of South American piranhas to US lakes and rivers, and the likely impact they will have on the indigenous flora and fauna

Saturday, 18 July 1 airing
23:05
Blaze
S4 E6 · Piranha Invasion
Sunday, 19 July 1 airing
00:05
Blaze
S4 E7 · Lizard Monster