Summary: It's not just pandas, great apes and big cats - ugly animals need our attention too. This week, we find out why some of nature's least attractive species are under threat and explore the arguments for conserving bacteria, fungi and even parasites! In the news we hear how to fix mitochondrial faults, discover a cocktail of bacteria that can see off C. diff and we find out how dung beetles are on the ball when it comes to keeping cool.
