Grass snake bibliography

Wild Animals of Britain & Europe - by Helga Hofmann
Collins -- 1995 -- ISBN: 978-0007627271

The Natural History of the Isle of Wight - by Oliver Frazer
Dovecote Press -- 1990 -- ISBN: 978-0946159833

Britain’s Reptiles & Amphibians - by Howard Inns
WildGuides Ltd. -- 2011 -- ISBN: 978-1903657256

Collins Field Guide: Reptiles & Amphibians of Britain & Europe - by Nicholas Arnold & Denys Ovenden
HarperCollins -- 2004 -- ISBN: 978-0002199643

Simon King’s Wildguide - by Simon King
BBC Books -- 1994 -- ISBN: 978-0563364962

Silent Fields: The long decline of a nation’s wildlife - by Roger Lovegrove
Oxford Univesrity Press -- 2007 -- ISBN: 978-0199548156