Researchers don’t know enough about the charismatic giraffe—and as populations dwindle, they’re running out of time.
Sharks and rays often have multiple dads per litter, a strategy known as multiple paternity. Now, evolutionary ecologists are trying to understand why.
Es hora de que la legislación y la educación reflejen el sexo como un espectro con opciones ilimitadas.
Five years ago, NIH asked researchers to include how the sex of mice affects the outcome of pre-clinical research. One team member discusses what’s changed—and what lies ahead.