This website contains age-restricted materials including nudity and explicit depictions of sexual activity.
By entering, you affirm that you are at least 18 years of age or the age of majority in the jurisdiction you are accessing the website from and you consent to viewing sexually explicit content.
Yeah, they could have microplastics in their testicles.
Or even their crop (see below). Pigeons are known to ingest what they think are stones which stay in their crop and act as a grit which will grind down whatever is eaten.
Edit: lemmy can’t handle hyperlinks with parentheses
https://en.wikipedia.org/wiki/Crop_(anatomy)