Experienced mountaineer Morag Skelton has been climbing and skiing in Scotland's mountains all her adult life. But she has recently added a new challenge to her adventures - taking along her nine-month-old baby. Hamish has joined Morag on cross-country skiing expeditions, island-hopping camping trips and has even spent a night in a bothy. Morag, 34, who lives in Inverness, says that because the outdoors have always brought her so much joy it was only natural she would want to share that with her son. And she loves to see his reactions to the landscape and wildlife they encounter on their adventures. Morag is an outdoor instructor at Glenmore Lodge, Scotland's national outdoor training centre. She says Hamish is generally a happy baby - and that he's happiest being outside. The only time he complains is when he's hungry.…