Mum, Tracy Hill, sent us this fab photo of Catherine, Amy and Harmony taking a good look around the reserve.
Armed with their back packs they were ready for anything as they started out on their cliff-top adventure.
Tracy said, 'The girls are Wildlife Explorers already, but were over the moon when they got the rucksacks to carry containing the binoculars and books''.
And although two and a half year old Harmony…