![Red-margined Willow Sawfly Trichiosoma vitellina at Idle Valley](/sites/default/files/styles/grid_teaser/public/2019-07/trichiosoma%20vitellina%20-%20Tim%20Sexton.jpg?h=687dc9d6&itok=SWcYkqbE)
Photos of a rare species of sawfly larvae taken at the Idle Valley Nature Reserve prove a hit on social media
A series of photographs of a rare species of sawfly larvae have taken at Nottinghamshire Wildlife Trust’s Idle Valley Nature Reserve have become the most successful wildlife post of the year on…