Posts by Preg-Fan
What factors could skew the sex ratio of an intelligent species, especially a humanoid/human sub-race? For example, say one race has markedly more females born than males, and another race has the ...
What are the fastest and slowest gestation rates possible in a humanoid species and/or a human sub-species? What does the gestation rate say about the species and vice versa?
We're all aware of modern-day fertility treatments, like artificial insemination and hormones, but are there less advanced ways to trigger ovulation and/or otherwise boost fertility? What methods m...
I had an idea about a lineage supposedly cursed so that the women only give birth to more women, but I'm thinking that some outside force purposefully mutated/altered their DNA to cause the effect ...
I had an idea for a race of humanoids significantly larger than normal humans, but the females would need larger breasts than humans, for feeding bigger babies, obviously. How could their bodies ad...
I had an idea for a race that is humans alchemically fused with various animals. One of the sub-varieties is rabbit-people, who have the famed bunny fertility. How might the bodies of the women be ...