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Q&A

Posts tagged sex

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Q&A Wings going from locomotive purposes in juveniles to sexual purposes in adults, plausible?

So I thought about how my dragon-like species would get it's wings between the arms and legs and I figured that this would be the evolutionary path for such a creature: Hexapodal ancestor -&gt; Q...

0 answers  ·  posted 2y ago by caters‭  ·  edited 2y ago by Lundin‭

Question evolution sex species
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Q&A How would dragons mate, according to science?

No, this is not not about courtship displays or dominance figths. (even thought I know that that is also part of mating) This is more of "What their genitalia would look like" and how they would "...

4 answers  ·  posted 3y ago by jsjsjzjdnsjsn‭  ·  last activity 3y ago by jsjsjzjdnsjsn‭

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Q&A Sexual reproduction without biological sex

Can a creature evolve to reproduce by exchanging the genetic code of two individuals without having any biological sex? So anything with male, female, both or a third sex is excluded. If it i...

3 answers  ·  posted 6y ago by Threose‭  ·  last activity 3y ago by Threose‭

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Q&A Could a unicorn species have the horn as its male genital?

I want to make my unicorns use the horn as their male genital. Is it biologically possible to put the genital on their head? I know there are many strange genital locations for animals, for example...

5 answers  ·  posted 3y ago by Li Jun‭  ·  last activity 3y ago by Li Jun‭

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Q&A is it biologically possible for a creature that can be compatible to reproduce with any creature?

just as the title, my question is can it possible for a creature that can reproduce with any/all creature despite it was different species/family? (not the alien xenomorph or parasite one/way but r...

4 answers  ·  posted 3y ago by Li Jun‭  ·  last activity 3y ago by Li Jun‭

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Q&A Is there a reason that females passing on more than 1/2 of their genetics to the child would be unlikely to evolve?

On the earth today most animals use a two sex mating system where male and female provide the same amount of genetics to the resulting offspring, despite the fact that in many cases the female prov...

3 answers  ·  posted 3y ago by dsollen‭  ·  last activity 3y ago by dsollen‭

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Q&A Is plausible to have subspecies with & without separate sexes?

I'm creating humanoid specie with two subspecies Hairy races - roughly based on humans, chiss, mirialans, with standard males &amp; females sexes Tentacle races- roughly based on asari, twilek, t...

6 answers  ·  posted 3y ago by Kirae‭  ·  last activity 3y ago by Kirae‭

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Q&A How can sex lead to a boost in performance for competitive sports?

Many believe that sex before a competition can have a negative impact on performance in combat, speed and strength sports in males. Athletes from strength and speed sports showed decreased perf...

4 answers  ·  posted 3y ago by Incognito‭  ·  last activity 3y ago by Incognito‭

Question biology sex humans
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Q&A Would intelligence affect the evolution of colorful display patters for attracting mates?

On another planet there is a group of organisms that have colorful display patterns allowing them to attract mates. Eventually a branch of this type of organism evolves the intelligence of early h...

7 answers  ·  posted 3y ago by Anders Gustafson‭  ·  last activity 3y ago by Anders Gustafson‭

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Q&A Post apocalypse contraception

In a post-industrial collapse scenario, what would be the most effective methods for contraception? Situation is a small scale civilisation with limited access to industrial materials and tooling b...

12 answers  ·  posted 5y ago by Bert Olio‭  ·  last activity 4y ago by Bert Olio‭

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Q&A One Mother + Two Fathers = Twins

In the human species, one male partner is enough for the sperm to fertilize the egg. The average cargo is just one child, half of its DNA from the mother and the other half from the father. But t...

3 answers  ·  posted 7y ago by JohnWDailey‭  ·  last activity 4y ago by JohnWDailey‭

Question biology sex humans
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Q&A Why would an entire biosphere evolve to reproduce with three parents instead of two?

So I have an alien biosphere in which trisexual reproduction predominates. As far as we can tell, trisexual reproduction does not offer an advantage when it comes to shuffling genes. The biological...

4 answers  ·  posted 4y ago by Anonymous‭  ·  last activity 4y ago by Anonymous‭

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Q&A What effects would a change in the nature of human sexuality have on society and infrastructure

Consider a group of humans at a bronze-age to early iron-age technological level colonizing a new earthlike planet. There is just one difference - there exists on the planet something which change...

10 answers  ·  posted 8y ago by Monty Wild‭  ·  last activity 4y ago by Monty Wild‭

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Q&A How does a female-to-male adaptor impregnate?

A hypothetical species reproduces by females impregnating males a la seahorses. However, their reproductive system appears woefully ill-suited to this task. Their genitalia are outwardly similar to...

3 answers  ·  posted 6y ago by Anonymous‭  ·  last activity 4y ago by Anonymous‭

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Q&A Sexual pleasure in anemophile reproducing humanoids

This species of humanoids has a peculiar way of reproducing. Instead of the usual physical intercourse between a male and a female, followed by the sperm cell merging with the egg cell to generat...

5 answers  ·  posted 4y ago by L.Dutch - Reinstate Monica‭  ·  last activity 4y ago by L.Dutch - Reinstate Monica‭

Question biology sex humanoid
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Q&A Reproductive Neck Darts

Yay my second alien sex question, I hope I am not arrested. Context Okay now to nitty gritty, So I got an intelligent species of Ostrich/flamingo looking creatures(this refers only to the shape, ...

6 answers  ·  posted 4y ago by Amoeba‭  ·  last activity 4y ago by Amoeba‭

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Q&A Bonobo-LIke Social Structure

Bonobos tend to solve disagreements through sex instead of violence, what might have caused this to evolve, or something similar to evolve in a sapient race of humanoids?

5 answers  ·  posted 4y ago by Hlord369‭  ·  last activity 4y ago by Hlord369‭

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Q&A Synthesis of Organic Life by a Machine

Given eggs and sperm, and the means to preserve them for centuries, could an artificially intelligent machine possibly produce its own "children", so to speak? Assume it has everything it and its ...

5 answers  ·  posted 5y ago by R. Greenlee‭  ·  last activity 5y ago by R. Greenlee‭

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Q&A What Would Be Needed To Produce Human Hermaphrodites?

What kind of mutations would be necessary to cause humans to start producing fertile hermaphrodites?

3 answers  ·  posted 5y ago by Qaunwerzot7‭  ·  last activity 5y ago by Qaunwerzot7‭

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Q&A Primitive Fertility Treatments?

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...

3 answers  ·  posted 5y ago by Preg-Fan‭  ·  last activity 5y ago by Preg-Fan‭

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Q&A Would a sentient species be able to thrive when mating means the death of the male partner?

There is a species that is quite sentient. Its members know about the world, they have hopes and dreams and great aspirations of what they might do with their lives. They are intelligent, creative,...

14 answers  ·  posted 7y ago by JGaines‭  ·  last activity 5y ago by JGaines‭

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Q&A Mating ritual where female chases male?

Mating rituals are various behaviours, serving as a precursor to copulation in almost all animal species. In general these serve to aid the females of the species to pick out a mate. They can be in...

3 answers  ·  posted 5y ago by AngelPray‭  ·  last activity 5y ago by AngelPray‭

Question sex fauna behaviour
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Q&A Is a single sex species feasible?

I've seen a lot of questions on here about the possibility of more than two sexes but I've found nothing on the possibility of only a single sex. The closest thing I've found is isogamy, is there a...

10 answers  ·  posted 5y ago by Axolotl‭  ·  last activity 5y ago by Axolotl‭

Question evolution sex
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Q&A How could an organism chemically need sex?

Although (as far as I've seen, I haven't done in-depth research) the original/older version(s) of the succubus legend just have them as demons who seduce you, more modern interpretations seem to ma...

4 answers  ·  posted 5y ago by C. R. Yasuo‭  ·  last activity 5y ago by C. R. Yasuo‭

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Q&A How could a creature/species evolve erogenous zones in areas not usually sex-related?

For example, a half-cat half-human hybrid might have a zone partway down their tail, or a human might have one in an unusual place e.g. their scalp, shoulders, whatever. I've seen this used in fic...

2 answers  ·  posted 5y ago by C. R. Yasuo‭  ·  last activity 5y ago by C. R. Yasuo‭

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Q&A What genetic changes and physiological adaptations to humans would allow women to produce more children

In this world Humanity was wiped out, all that remains are several small groups of genetically altered human chimeras. These new "humans" have a genetic cast structure similar to that of hive insec...

8 answers  ·  posted 6y ago by Bryan McClure‭  ·  last activity 5y ago by Bryan McClure‭

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Q&A When traveling to an alternate Earth, how many generations would you have to breed with the natives to prevent inbreeding?

A group of 35 superhumans from the future get trapped on the alternative Earth still in the Dark Ages. Banding together they take control of a small country and establish themselves up as kings and...

3 answers  ·  posted 6y ago by Bryan McClure‭  ·  last activity 6y ago by Bryan McClure‭

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Q&A How would a lunar cycle of 18-19 days affect women's menstrual cycle?

Imagine an Earth-like planet with a moon that is closer to the planet than ours with a lunar cycle of 18-19 days. I am trying to imagine how this different cycle would affect human beings and anima...

5 answers  ·  posted 6y ago by P. Payton‭  ·  last activity 6y ago by P. Payton‭

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Q&A Will this creature's reproductive strategy work?

I am designing an alien species of organism (not necessarily intelligent, in fact, probably not). My current settings are these: The female is very large (bigger than cattle, smaller than elephant...

2 answers  ·  posted 6y ago by user289661‭  ·  last activity 6y ago by user289661‭

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Q&A How to explain fire-breathing feathery dragon extreme mating behavior?

I'm going to borrow many ideas from birds to keep my dragon airborne, porous bones and feathers to keep it light while spewing balls of flame to create warm air currents at high altitudes. The prob...

2 answers  ·  posted 6y ago by user6760‭  ·  last activity 6y ago by user6760‭

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Q&A How could matings between two species produce only female offspring?

A race of complete female humanoids have DNA that is similar to humans but distinct enough to be consider a different species (think donkeys and horses). This species can mate with humans and othe...

14 answers  ·  posted 6y ago by Bryan McClure‭  ·  last activity 6y ago by Bryan McClure‭

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Q&A Greatest possible genetic difference between a male and female of the same species?

Nature does some pretty interesting things with gender: This is a female trilobite beetle. Scientists have observed females extensively, yet for decades, scientists could not identify the male ...

4 answers  ·  posted 6y ago by Zxyrra‭  ·  last activity 6y ago by Zxyrra‭

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Q&A Would a modern culture in which parents can decide the sex of the child have an even number of each sex?

Imagine a species that evolved almost identical to our own, except for one difference. A child's sex is not decided by the presence of a Y chromosome, and all embryos have the potential to evolve ...

3 answers  ·  posted 7y ago by dsollen‭  ·  last activity 6y ago by dsollen‭

Question evolution culture sex
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Q&A Are brain augmentations capable of interfering with orgasm?

Implants and/or augmentations in human brain are widely shown in fiction: improving and/or enhancing certain functions of the brain by artificial means can have nearly endless possibilities. All o...

1 answer  ·  posted 6y ago by Zoltán Schmidt‭  ·  last activity 6y ago by Zoltán Schmidt‭

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Q&A What would be the most important consequence of decreasing sexual dimorphism in humans?

Related to this question on lack of human dimorphism, but hopefully the length of time my question has sat in the sandbox unremarked means that I have successfully been more specific. I'm writing ...

7 answers  ·  posted 6y ago by Lord Dust‭  ·  last activity 6y ago by Lord Dust‭

Question biology society sex
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Q&A How would gender roles be affected by a society where parents could control the sex of their child

Imagine a species almost identical to humans, with one exception. All sperm contained both X and Y chromosome, and every child has the potential to develop as either sex. However, the mother has ...

10 answers  ·  posted 7y ago by dsollen‭  ·  last activity 6y ago by dsollen‭

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Q&A Plausibility and ramifications of a mammal with both rut cycles and induced ovulation?

A hypothetical mammal has developed an unusual reproductive cycle. The females normally ovulate upon experiencing orgasm, whereas the males only display sperm production and heightened sex drive du...

1 answer  ·  posted 6y ago by Anonymous‭  ·  last activity 6y ago by Anonymous‭

Question biology evolution sex
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Q&A Mating and Death: Modern Life Disrupted

So, if you haven't looked at my previous question: Would a sentient species be able to thrive when mating means the death of the male partner? Please do, as the information in it directly pertains...

3 answers  ·  posted 6y ago by JGaines‭  ·  last activity 6y ago by JGaines‭

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Q&A What is the best reproductive strategy for equality between the sexes?

Many questions on Worldbuilding have posited different reproductive strategies that often result in the virtual enslavement of females (when there are females involved). On Earth, normal human biol...

5 answers  ·  posted 7y ago by Green‭  ·  last activity 7y ago by Green‭

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Q&A Is it illogical to have a species that goes through two metamorphoses and ends as an asexual being?

I came up with an alien species that has the following reproductive life: They hatch out of eggs, tended by their mothers, and by the end of the first year (about two Earth years long) they are ...

5 answers  ·  posted 7y ago by Mary Wildfire‭  ·  last activity 7y ago by Mary Wildfire‭

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Q&A Could a species benefit from intercourse with another species with no DNA compatibility?

After reading the question on inbreeding (Could fictional species benefit from limited inbreeding?), I started to wonder if there could be any reasons why an species (intelligent or otherwise) woul...

6 answers  ·  posted 8y ago by Nzall‭  ·  last activity 7y ago by Nzall‭

Question biology sex
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Q&A How would a culture respond to a strong preference for males when sex can be chosen?

Modern human mothers can now choose the sex of their children, without surgery or procedures. For every pregnancy, the sex of the fetus must be chosen. In a culture that has a strong preference for...

1 answer  ·  posted 7y ago by Green‭  ·  last activity 7y ago by Green‭

Question evolution culture sex

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