Jackson, S, Harrison, J. M, Harrison, J. M & Jackson, S / April 1948 – vol. 41, issue 4–128 SIRS,--Messrs. Wagstaffe and Williamson's paper (antea, Vol. xl, p p . 322-325), on t h e cabinet colour changes in bird skins, will be read b y all workers in systematic ornithology with great interest. That these changes occur is of course well known, and t h e value of t h e communication lies principally in indicating in what species these effects occur and to what extent, while it is equally i... This article is only available to registered users.To read more, please log in or purchase a subscription.