Mice or other small mammals occupying nest boxes in winter also means birds can’t use the nest boxes for winter roosts. The same birds that nest in cavities will use cavities for protection ...

They may not be killed, injured, disturbed in their nests, collected, trapped or sold except under licence Wood mice and yellow necked mice sometimes nest in bumblebee boxes. These are usually ...

while only small mammals—namely flying squirrels—visited the nest boxes. "If you were in one of those nest boxes and you had ...