From ducks to dolphins, females have developed sex organs that help them deter undesirable suitors and derive pleasure from non-reproductive behavior Rachel E. Gross Biologists of the past often ...

Researchers have recently identified and described a new genus and species of xanthid crab found in Okinawa Island, Ryukyu Islands, Japan. Named Mabui calculus, it is the first among the 7,800 species ...

Genetically modified rodents are valuable tools in biomedical research, contributing to our basic understanding of biology and gene function, the role of genetic defects in specific diseases, and the ...

Projected on the massive screen behind me onstage, a herd of giraffes rushes across a sweep of savanna. With the video set to loop, the giraffes gallop endlessly, giving me time to slowly lean across ...

During mammalian reproduction, millions of sperm undertake a journey that only one will finish. This journey to fertilization has been commonly viewed as a race: a sea of sperm competing to get to the ...

Discover the bizarre facts and fiction about the Virginia opossum's incredible symmetrical reproductive system.

A captive-breeding program for Sumatran rhinos should focus on trapping fertile females from the wild, scientists say in a new paper. The study looked at the high prevalence of reproductive diseases ...