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Multiple mating is linked to social setting and benefits the males in a communally rearing mammal
(OXFORD UNIV PRESS INC, 2019)
Individuals in social species may mate with multiple opposite-sex individuals, including members of the same or different social groups. This variation may be linked to genetic benefits, where multiple mating decreases ...
Highly masculinized and younger males attain higher reproductive success in a social rodent
(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 ...
Male group members are costly to plurally breeding Octodon degus females
(BRILL ACADEMIC PUBLISHERS, 2019)
We report the results of a 6-year study of social (number of adult males/females, relatedness of females, communal litter size) and ecological (mean/CV of food abundance, soil hardness, burrow openings) factors influencing ...
Stress, sleep, and sex: A review of endocrinological research in Octodon degus
(ACADEMIC PRESS INC ELSEVIER SCIENCE, 2019)
The Common Degu (Octodon degus) is a small rodent endemic to central Chile. It has become an important model for comparative vertebrate endocrinology because of several uncommon life-history features - it is diurnal, shows ...