James Duncan,
The Naturalist's Library, Bees
(1840)
“ In a second or two, some workers present themselves again at the door, turn round, re-enter, and return instantaneously in additional numbers, smartly vibrating their wings, as if sounding the march; and at this signal the whole swarm rushes to the entrance in an overwhelming crowd, streaming forth with astonishing rapidity, and filling the air in an instant, like a dark cloud overhanging their late habitation. There they hover for a moment, reeling backwards and forwards, while some of the body search in the vicinity for a tree or bush which may serve as a rallying-point for the emigrants. ”
