Language policing of this sort is a red flag indicative of an ignorant, contentious trendhopper picking a fight over conventional English usage.

It’s conventional usage:

we can check the dictionary

> # female > noun > > 1. > 1. a female person : a woman or a girl > 2. an individual of the sex that is typically capable of bearing young or producing eggs > 2. a pistillate plant > # male > noun > > 1. > 1. a male person : a man or a boy > 2. an individual of the sex that is typically capable of producing small, usually motile gametes (such as sperm or spermatozoa) which fertilize the eggs of a female > 2. a plant having stamens but no pistils

or plainly observe unsolicited speech productions

• here on lemmy or in the news such as where a mother refers to her daughters as females

  “What if I would have been armed,” she said. “You’re breaking in. What am I supposed to think? My initial thought was we were being robbed—that my daughters, being females, were being kidnapped. You have guns pointed in our faces. Can you just reprogram yourself and see us as humans, as women? A little bit of mercy. […]"

• in singles communities, personals, classifieds, marketplaces offer abundant instances
• in book titles & passages containing the word females or males, especially feminist or gender studies literature.

What good cause is advanced by treating nouns female & male as toxic, dirty words?

This kind of language policing is misguided & exhausting, and we need to police that.