The talk will provide an overview of dragonflies and their life cycles and habitats as well illustrating a number of species that occur in England including those that are currently colonising from the Continent and increasing in numbers.
Mr Walker has been a Trustee of the British Dragonfly Society for nearly ten years, first as Treasurer and more recently as Chairman.
He is a Chartered Mechanical Engineer (and Chartered Environmentalist) and remains very active in the engineering profession following his retirement from full time employment.
Please see www.anhso.org.uk for more information about the Society.