First records of predation of grey long-eared bats (Plecotus austriacus) by the barn owl (Tyto alba) in the Netherlands
Mind your step!
A large maternity colony of 85 Bechstein’s bats (Myotis bechsteinii) in an invasive tree, the red oak (Quercus rubra)
In memoriam dr. Anne van Wijngaarden (1925-2004)