A. F.  Skutch, ?Life history of the Chestnut-tailed Automolus?, Condor, vol. 54, pp. 93-100, 1952.

E. R.  Price, ?First description of the nest, eggs, hatchlings, and incubation behavior of the White-bellied Antpitta (Grallaria hypoleuca)?, Ornitolog{\'?a Neotropical, vol. 14, 2003.

H. F.  Greeney, Gelis, R. A., Hannelly, E. C., and DeVries, P. J., ?The egg and incubation period of the Peruvian Antpitta (Grallaricula peruviana)?, Ornitolog{\'?a Neotropical, vol. 15, pp. 403-406, 2004.

H. F.  Greeney, McLean, A., Bücker, A. D. L., Gelis, R. A., Cabrera, D., and Sornoza, F., ?Nesting biology of the Long-wattled Umbrellabird (Cephalopterus penduliger). Part I: incubation?, Ornitolog{\'?a Neotropical, vol. 17, pp. 395-401, 2006.

H. F.  Greeney, ?Incubation behavior of the Peruvian Antpitta (Grallaricula peruviana)?, Ornitolog{\'?a Neotropical, vol. 17, pp. 461-466, 2006.

H. F.  Greeney, Dingle, C., Dobbs, R. C., and Martin, P. R., ?Natural history of the Streak-necked Flycatcher Mionectes striaticollis in north-east Ecuador?, Cotinga, vol. 25, pp. 59-64, 2006.

H. F.  Greeney, Jaffe, D. F., and B., O. G. Manzaba, ?Incubation behavior of the Yellow-billed Cacique (Amblycercus holosericeus) in eastern Ecuador?, Ornitolog{\'?a Colombiana, vol. 7, pp. 83-87, 2008.

H. F.  Greeney, Martin, P. R., Dobbs, R. C., Gelis, R. A., Bücker, A. D. L., and Montag, H., ?Nesting ecology of the Spectacled Whitestart (Myioborus melanocephalus) in Ecuador?, Ornitolog{\'?a Neotropical, vol. 19, pp. 335-344, 2008.

H. F.  Greeney, Sheldon, K. S., and Simbaña, J., ?Observations on the hatchlings, eggs and incubation of the Masked Trogon Trogon personatus in eastern Ecuador?, Cotinga, vol. 29, pp. 82-84, 2008.

H. F.  Greeney and Zyskowski, K., ?Incubation behavior of the White-browed Spinetail (Hellmayrea gularis) in southeastern Ecuador?, Ornitolog{\'?a Neotropical, vol. 19, pp. 451-456, 2008.

H. F.  Greeney and Harms, I., ?Behavior of the Tawny Antpitta (Grallaria quitensis) in northern Ecuador?, Ornitolog{\'?a Neotropical, vol. 19, pp. 143-147, 2008.

B. G.  Freeman and Greeney, H. F., ?Incubation rhythms and parental care of the Black-capped Tanager (Tangara heinei) in northeastern Ecuador?, Bolet{\'?n de la Soceidad Antioqueña de Ornitolog{\'?a, vol. 19, pp. 32-37, 2009.

H. F.  Greeney, ?Unusual incubation rhythms of the Spotted Barbtail, Premnoplex brunnescens?, Journal of Ornithology, vol. 150, pp. 529-535, 2009.

M. L.  Morton and Pereyra, M. E., ?Development of incubation temperature and behavior in thrushes nesting at high altitude?, Wilson Journal of Ornithology, vol. 122, pp. 666-673, 2010.