Pregnancy has been traditionally defined as the period of time eggs are incubated in the body after the egg-sperm union.[1] Although the term often refers to placental mammals, it has also been used in the titles of many international, peer-reviewed, scientific articles on fish, e.g. Consistent with this definition, there are several modes of reproduction in fish, providing different amounts of parental care
Going off of this, it's just a matter of the term "pregnancy" being co-opted to describe something completely different from what it means in its original context. As does happen, even in science.
So, I opened this without looking at the source community. I'm on an RPG meme community as well. I was actually predicting a pun on a certain phylactery-using undead. Only as it was loading did I realize I had a chance for the science memes sub instead.
I love jumpers because they're cute. The anime sized front facing eyes and movements that make them look so damn curious all the time—I just can't get over those.
And they’re cute as hell!