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机译:Extra-pair paternity in a population of Chilean Swallows breeding at 54 degrees south
Cornell Univ, Cornell Lab Ornithol, Fuller Evolutionary Biol Program, 159 Sapsucker Woods Rd, Ithaca, NY 14850 USA;
Consejo Nacl Invest Cient & Tecn, Ctr Austral Invest Cient, Bernardo Houssay 200,V9410BFD, Ushuaia, Tierra Del Fueg, Argentina;
Consejo Nacl Invest Cient & Tecn, Museo Argentino Ciencias Nat, Ave Angel Gallardo 470,C1405DJR, RA-1033 Buenos Aires, DF, ArgentinaCornell Univ, Museum Vertebrates, Ithaca, NY 14853 USA;
Hirundinidae; latitudinal variation; life-history traits; mating system; Tachycineta meyeni;