 We're wading through marshy water, peppered with trees and swarming with Burmese pythons. Although they're doing a good job of hiding from us. That's her. Ah! Brandon and Melissa have tagged 14 females so they can track them and study their behaviour. To find our python, Brandon has an antenna, kind of like the ones that pick up signals from televisions, but rather than catching up on his favourite show, he's following a signal from inside a snake.