ECOLOGICAL ENERGETICS OF THE PUERTO RICAN TODY: HETEROTHERMY, TORPOR, AND INTRA-ISLAND VARIATION.Published in:Ecology, 2000, v. 81, n. 4, p. 990, doi. 10.1890/0012-9658(2000)081[0990:EEOTPR]2.0.CO;2By:Merola-Zwartjes, Michele;Ligon, J. DavidPublication type:Article