Blood variation implicates respiratory limits on elevational ranges of Andean birds
E. B. Linck, J. Williamson, E. Bautista, E. Beckman, P. M. Benham, S. G. DuBay, L. M. Flores, C. R. Gadek, A. B. Johnson, M. R. Jones, J. Nunez-Zapata, A. Quinonez, C. J. Schmitt, D. Susanibar, J. Tiravanti C, , C. C. Witt
This study examines how hematological traits influence elevational ranges of Andean birds, finding that plasticity and reduced local variation near range limits are linked to oxygen availability constraints.
bioRxiv · Sep 30, 2021Ecology