text:  Much animadversion has also been lavished by writers of the same class on Mr Waterton's sketches of British ornithology as the facilities for observation procured by the security afforded to his _proteges_ and the unusual degree to which they have been consequently familiarised have enabled him to overthrow many long-established errors--a thankless task at best and which in some instances has not been rendered more palatable to those whose blunders were thus exposed by the unsparing shafts of his raillery