Dr Phil Wilkins is a palliative care consultant, but his overwhelming passion is insects. Mary Colwell explores the connections between being a doctor and an entomologist. Show more

Water voles are famous for being Ratty in Wind in the Willows, but they are disappearing fast from our waterways. Mary Colwell meets water vole warrior Darren Tansley. Show more

Mary Colwell meets Simon Bosenquet who advocates the beauty and the importance of mosses and liverworts. Simon believes people ignore these tiny green plants at their peril. Show more

Grey seals are Britain's largest mammal, but remain a mystery. Mary Colwell meets Sue Sayer on a windy cliff in Cornwall to view the animals Sue loves so much. Show more

Mary Colwell meets Keith Hiscock, who has spent his life learning about coral around the UK, inspired by retracing the steps of Victorian naturalist Philip Henry Gosse. Show more