Ever wondered about the incredible diversity of nature? 🦋 Some animals possess the fascinating ability to change their ...

Same-sex sexual behavior has been documented in over 1,500 animal species. It occurs across virtually all major groups — from ...

The evolution of sex, gender, mating strategies, and social relationships are hot topics in the study of nonhuman and human behavior. 1 People from many different disciplines are weighing on these ...

on gender determination in newborn dark pigmented ... hermaphroditism occurs more frequently in chimeric animals than in non-chimeric animals. Figure 1c shows a female chimeric mouse in which ...

That was the answer from a recent gender reveal at Denver Zoo Conservation Alliance, which posted video of the big event to social media accounts on Thursday. Alfalfa, one of the zoo's red-necked ...