I have a feeling that any article that doesn't say what you want it to say will be suspect.Can't open the third article.
There's an awful lot of loose definition of homosexuality in the two articles I could read. Again, it's narrative thinly disguised as science.
I still don't know what the argument is about, though. What does homosexuality have to do with anything? I thought we were talking about pedos and groomers. Are you ok with heterosexual groomers?
Here's more sheep/ram stuff, if you really just gotta dive into gay animal stuff.
The Development of Male-Oriented Behavior in Rams
The sheep offers a unique mammalian model in which to study paradoxical same-sex sexual partner preferences. Variations in sexual partner preferences occur spontaneously with as many as 8% of rams in a population exhibiting a sexual preference for other ...
www.ncbi.nlm.nih.gov