Biodiversity Heritage Library
Subject "Cuckoo bumblebees"
The humble-bee : its life-history and how to domesticate it, with descriptions of all the British species of Bombus and Psithyrus.
By: Sladen, F. W. L.
Publication info: London :Macmillan,1912.
Contributed by: Earth Sciences - University of Toronto (archive.org)
Subjects: Bees Bombus Cuckoo bumblebees