PROCEEDINGS OF SCIENTIFIC SOCIETIES. 497 
amount of bribery could I tempt an Indian to search for Condor's eggs, 
panion. As may be inferred the moulting time is not uniform. Though 
it has neither the smelling powers of the dog (as proved by Darwin), nor 
the bright eyes of the eagle, somehow it distinguishes a carcass afar o 
He described in full the appearance of the Condor, remarking that the 
female is smaller than the male, an unusual circumstance in this order, 
the feminine eagles and hawks being larger than their mates. 
Professor Orton next spoke of the Humming Bird, of the habits and 
economy of which our knowledge is very meagre. The relationship be- 
quarters seem to be near New Granada; some species are confined to 
particular volcanoes, or an area i afew miles square. Of the four hun- 
q e i edd species f Homm ming nus pad de are found 
the wanton destruction of Humming Birds for mere decorative purposes, 
continues for the next decade, as it has during the last, i al genera 
à year. He noticed one fact in regard to the nests of Humming Birds, 
which he could not explain. Our northern hummer glues lichens all over 
the outside; so do a number of species in Brazil, Guiana, etc. But in the 
lar variation is seen in the nests of the chimney swallow — our species 
building of twigs glued together with saliva, while its Quito representa- 
tive builds of mud and moss. The time of incubation at Quito is twelve 
days, and there is but one brood in a year. 
AMER, NATURALIST, VOL. IV. 63 
