Female chimps are more concerned with having sex with many different males than finding the strongest mate, according to researchers. The new study suggests that female chimps keep quiet during sex so ...

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Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication. Stephen has degrees in ...

When no pseudo-copulation occurred between the dominant and subordinate males, the subordinate male was killed by the sustained aggression of the dominant in half of the animal pairs observed. Here ...

Insertion phase of copulation in a couple of the species Nomada flavoguttata. Note the male's antennae spirally entangling the female's. Disclaimer: AAAS and EurekAlert! are not responsible for the ...

Using CT scans, researchers visualize the internal dynamics of sexual intercourse in marine mammals. The research sheds light on evolutionary forces and has practical applications for conservation ...

The planet’s first act of sex happened 385 million years ago between two prehistoric fish called pacoderms, according to new research by Australian paleontologist John Long published in the journal ...