Browsing Papers publicados por GEMA by Author "Ramírez-Estrada, Juan"

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Highly masculinized and younger males attain higher reproductive success in a social rodent

Correa, Loreto A. [Univ Mayor, Fac Ciencias, Escuela Med Vet, Nucleo Interdisciplinario, Camino Piramide 5750, Santiago, Chile]; Leon, Cecilia; Ramírez-Estrada, Juan; Ly-Prieto, Alvaro; Abades, Sebastián; Hayes, Loren D.; Soto-Gamboa, Mauricio; Ebensperger, Luis A. (OXFORD UNIV PRESS INC, 2018)

Alternative morphotypes have been reported in males of different taxa. In some mammals, highly masculinized and slightly masculinized males represent 2 opposite ends along a gradient of phenotypic variation in males. This ...
Socially unstable conditions experienced during development prime female Octodon degus to shape the phenotype of their own offspring

Ebensperger, Luis A.; Gómez, Celeste; Aspillaga-Cid, Antonia; León, Cecilia; Ramírez-Estrada, Juan; Correa, Loreto A. [Univ Mayor, Fac Ciencias, Escuela Med Vet, Chile]; Vera, Daniela C.; Abades, Sebastián [Univ Mayor, Fac Estudios Interdisciplinarios, GEMA Ctr Genom Ecol & Environm, Chile]; Hayes, Loren D. (ACADEMIC PRESS INC ELSEVIER SCIENCE, 2021-08)

Because residents and immigrants from group living species may experience fitness costs associated with permanent changes in group membership, we examined the hypothesis that females experiencing socially unstable or ...