This week I posed the question - which are the 5% of vertebrates that you cannot find on the current RSPB nature reserve network? And, thanks to my colleague, Mark Gurney, here is the answer:
Pool frog, Silver Bream, Common Sturgeon, Bleak, Allis Shad, Stone Loach, Barbel, Vendace, Gwyniad, Houting, Gudgeon, Burbot, Grayling, Lesser White-toothed Shrew, Brandt's Bat, Nathusis' Pipistrelle, and Myotis alcathoe…