Avian malaria(2) Plasmodium(2) sexual signals(1) Model(1) stable isotope(1) coloration(1) disease(1) Antibiotics(1) Host-Parasite Interaction(1) terminal investment.(1) heterozygosity-fitness correlations(1) competitive release(1) δ13C(1) female investment(1) Infectious disease(1) avian migration(1) Immunity(1) genetic diversity(1) Epidemiology(1) disease ecology(1) δ15N(1)