Lutra 54-2 2011

Contents Inhoud

Editorial / Redactioneel

The mammologists toolkit
Jan Piet Bekker

Research Papers / Artikelen

The influence of a Christmas market on hibernating bats in a man-made limestone cave 
Bernard P.F.E. Grol, Aldo Voûte & Ben Verboom

First recording of the soprano pipistrelle (Pipistrellus pygmaeus) in the Netherlands
Freek Cornelis

Hot spot for pine marten (Martes martes) and first record of a natal den in Flanders (Belgium)
Koen Van Den Berge & Jan Gouwy

Estimating population differentiation between isolated root vole (Microtus oeconomus) populations in the Netherlands using geometric morphometrics
Valentijn van den Brink, Dick Bekker & Folmer Bokma

Short notes / Korte berichten

Maternal care, calf training and site fidelity in a wild harbour porpoise in the north sea
Kees (C.J.) Camphuysen & Anton Krop