A planned run-in with a giant boa shows Steve Backshall just why they are considered deadly. The snake tightens its grip until Steve decides that enough is enough. Show more
Discover 11,128,835 listings and 282,899 playable programmes from the BBC
A planned run-in with a giant boa shows Steve Backshall just why they are considered deadly. The snake tightens its grip until Steve decides that enough is enough. Show more