Irene Cattanach, 75, from Perthshire, faced boa constrictors and tarantulas during filming for Channel 4 survival show Treasure Island with Bear Grylls. She was signed up to the show as a joke by ...

Wild" series, and hosted a slew of other adventure shows, including "The Island With Bear Grylls," "Bear Grylls' Survival School," and "Running Wild." "Hostile Planet," his current project ...