Sure. You can even correct it by yourself (although it still requires approval after that) https://crowdin.com/translate/inaturalistweb/38/en-esmx?filter=basic&value=0
Unless you don’t have an account on Crowdin and don’t want to create one, I can do that for you.
There seem to be three more phrases containing “sex” translated as “género":
- Add Annotations for “Sex” - Agrega anotaciones para “Género”
- Add “Sex: Female” annotation - Añade anotación “género: femenino”
- Add “Sex: Male” annotation - Añade anotación “Género: masculino”