GROUP OF VULTURES. 



BIRDS. 



The most conspicuous external characteristic by which the Birds are distinguished 



from all other inhabitants of earth, is the feathery robe whicli invests tljeir bodies, and 



which serves the double purpose of clothing and progression. For tlie hist of these two 



objects it is admirably adapted, as the long, slender filaments of the featheis are not only iu 



2.. B 



