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J. L.  Dusi and Dusi, R. T., ?Nesting success and mortality of nestlings in a Cattle Egret colony?, Wilson Bulletin, vol. 82, pp. 458-460, 1970.

F.  Haverschmidt, ?Notes on the life history of the Mouse-colored Flycatcher in Surinam?, Condor, vol. 72, pp. 374-375, 1970.

D. L.  Kalma, ?Some aspects of the breeding ecology and annual cycle of three populations of Rufous-collared Sparrow (Zonotrichia capensis) in western Panama?, Yale University, New Haven, Connetticut, U.S.A., 1970.

E.  Béraut, ?The nesting of Gymnoderus foetidus?, Ibis, vol. 112, p. 256, 1970.

R. C.  Nelson, ?An additional nesting record for the Lucifer hummingbird in the United States?, Southwestern Naturalist, vol. 1, pp. 513-515, 1970.

A. F.  Skutch, ?The display of the Yellow-billed Cotinga Carpodectes antoniae?, Ibis, vol. 112, pp. 115-116, 1970.

L. L.  Wolf, ?The impact of seasonal flowering on the biology of some tropical hummingbirds?, Condor, vol. 72, pp. 1-14, 1970.

A. F.  Skutch, ?Life history of the Common Potoo?, Living Bird, vol. 9, pp. 265-280, 1970.

S. R.  Demaree, ?Nest-building, incubation period, and fledging in the Black-chinned Hummingbird?, Wilson Bulletin, vol. 82, p. 225, 1970.