Ten Deadliest Snakes with Nigel Marven

Nigel comes facetoface with the Philippine cobra the most lethally venomous cobra on the planet In deep dark caves on Palawan Island the presenter searches for giant reticulated pythons sheltering from the heat of the day The Philippines eagle the largest eagle in the world swoops down to snatch snakes from the treetops

With an infrared camera in the dead of night we watch a forest pitviper sense and strike a target just fractionally warmer than its surroundings We film a hunting mussurana ndash a snake that not only eats poisonous snakes but is immune to their venom Macro photography shows the spectacular iridescent scales of the nonvenomous but beautiful Rainbow boa

Extending a fiberoptic camera into the intricate tunnels of a leafcutter ant nest we uncover a Central American coral snake that is sharing the burrow of the ant colony Nigel meets a rattlesnake without a rattle ndash the Santa Catalinapit viper has evolved to become silent to stalk birds A young Mexican cantil uses its bright white tail tip to attract prey close enough for a deadly strike

Nigel discovers the burrowing asp a snake that can bite you without even opening its mouth the sawscaled viper hidden in the sand until you hear its eerie threat display and the spidertailed adder that entices its prey in with a bizarre arachnidshaped lure