Did you know that Eurasian badgers and red foxes are often seen living together in isolated sections of large burrows? This relationship is mutualistic, meaning that each species benefits from the interaction in some way. Foxes provide badgers with food scraps, while badgers keep the shared burrow clean. Special thanks to Sian Green for sharing this footage with us. Sian Green is a PhD candidate at Durham University working with the citizen science project ‘MammalWeb’ (www.mammalweb.org), which