PREFACE. A taste for the study of Natural History has been said to be favourable to the exercise of benevolence. ‘‘ Tf we feel a common interest in the gratification of inferior beings,” it has been well remarked, “ we shall no longer be indifferent to their sufferings, or become wantonly instrumental in producing them. We may be truly said to become susceptible of vir- tuous impressions from the sight and study of such objects. ‘The patient ox is viewed with a kind of complacency ; the guileless sheep with pity ; the play- ful lamb raises emotions of tenderness. We rejoice with the horse in his liberty and exemption from toil, while he ranges at large through the enamelled pas-