Science news articles about 'monogamous species'

... ratio of a population can shift the social structure and cause cooperative behavior to arise in a monogamous species, and they also underscore the importance of genetically sexing monomorphic species.

... blood sugar levels. Males of a calmer, more monogamous species had a higher level of stress hormones ... superior ability to regulate blood sugar, in comparison to males of a less calm, less monogamous ...

... and speed of the sperms. Males with promiscuous females develop faster and larger sperms than the monogamous species,” says Niclas. “Another unique aspect of the study is that we based our study on ...

... profile from their body odor. Mulard concludes, "this ability could serve strictly monogamous species well, as they may experience the highest selective pressure to choose genetically distant mates." ...