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Article
J. P. DeLong, Auteur ; J. A. Gessaman, AuteurWe evaluated the use of three direct methods (fat scoring, condition indices, and multiple regression of external morphological variables) to estimate total body fat (TBF) in Sharp-shinned Hawks (Accipiter striatus) and Cooper's Hawks (A. cooper[...]
Article
T. Piersma, Auteur ; J. A. Gessaman, Auteur ; A. Dekinga, Auteur ; G. H. Visser, AuteurWe measured basal metabolic rate (BMR), body mass, lean mass, and gizzard mass of captive red knots Calidris canutus islandica maintained on a trout chow diet (soft-texture, low ash and water content) for several years and then shifted to small [...]
Article
J. A. Gessaman, Auteur ; K. Newgrain, Auteur ; B. Green, AuteurThis study is the first validation of the doubly-labeled water (DLW) method on birds (1) to evaluate the accuracy of 2 points versus multiple points for computing fractional isotopic washout rates (k) and CO(2) production (rCO(2)), (2) to measur[...]
