Naomi throws Steve in with a pack of Canadian timber wolves, and he returns the favour by taking her to visit a couple of wolverines in their enclosure. A six-metre reticulated python makes a star appearance along with the four keepers it takes to carry it, and Steve meets a rare and deadly crocodile.

Naomi has another contender for the Dead Cute list, and finishes off the Live 'n' Deadly Ultimate Top Ten leaderboard, with the ultimate winner to be revealed in the last show of the series.

Naomi and Steve's special guest is Chrissie Wellington, who appears after winning her fourth World Ironman Challenge in Hawaii, beating all competitors in a race that takes nearly nine hours to complete! Plus, regular favourite Beat Backshall is back - but what distraction will Naomi come up with in order to get some of the questions past him? Show less