In addition to the monthly meetings, members receive a newsletter each month, a copy of the Annual Report, have access to the BOS reserves and can participate in the various surveys undertaken by the Society.

Adult £23.00
Joint £35.00
Junior £9.00
Senior Citizen £14.50
Joint Senior Citizen £21.00
Family £35.00
Unwaged £9.00
Corporate £35.00

To join, please contact the New Members Officer, Helen Raine by This email address is being protected from spambots. You need JavaScript enabled to view it..

Bearded Tit at Bicester Wetland © Derek Hales Tree Sparrow at Balscote © Richard Dunn Song Thrush © Nick Truby

We need your help to find Swifts and their traditional nest sites in Anglican churches.  50 years ago most of our local parish churches had nesting Swifts.  Chris Mason brings us up-to-date  . . . Read more ...

Ladybirds, unravelling the story of an alien invader  –  Helen Roy from the Centre for Ecology & Hydrology

This is BOS’s non-bird talk of the year focusing on Harmonia axyridis (the harlequin) and other ladybirds. Read more ...

A survey where observers are each given a randomly selected 1km square and record species and numbers for a minimum period of 2 hours between 9am and noon. Read more ...

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