A cub escapes deep snow by hitching a ride on its mother's backside in Wapusk National Park, Manitoba, Canada. Taken by Daisy Gilardini, from Switzerland, the photo is one of 25 shortlisted for the People's Choice Award in the latest Wildlife Photographer of the Year Competition - on show now at the Natural History Museum in London. Scroll down to see all 25 images, pre-selected by the museum from