I hope that Greg steers them the right way, but it's all in the presentation.
Just saw the teaser again, and Nat Geo is marketing it as a "new" episode. Then I found this description:
Python Hunters
NGEOWILD - 190 - Mon, 7/12, 10:00 PM 1 hr
"The Perfect Storm"
New, 7/12/2010, Nature
The snake experts engage in a lively discussion involving the longstanding reputations and lifestyles of Burmese pythons, including the origins are their local prominence and effective ways for ensuring that their populations are under control.