1004 General Notes. [ December, 
The fresh-water turtle! is found in the .Santa Cruz river at 
Tucson. This is a small stream about twenty feet wide at low 
water ; it rises in Arizona, on the east side of Patagonia moun- 
tains, flows southerly into Sonora, Mexico, then turns northward 
and again enters Arizona between the Santa Rita and Oro Blanco 
mountains. The water sinks beneath the surface for the greater 
part of its course, except in the rainy season, and is only a flow- 
ing stream for a short distance at this place, and is supposed to 
empty into the Gila river, near Maricopa wells.—£. 7. Cox. 
tens and how eager she is to carry them back whien removed 
from their bed, so it seems altogether out of the usual course 
when one, of her own accord, removes, as this one did, knowing 
undoubtedly that they were to be taken away.—JN. H. Hurd. 
houses and lightships, it appears certain that many 
of birds must perish at sea i 
the greater number of birds, the mortality at mga de Le 
e white fixed lights attract: ie 
