Posts tagged biology
First question so hope I'm doing this right! Working on a setting right now where a bio-engineered virus/plague is wiping out a large portion of humanity. Most died upon first exposure. Some surviv...
i want to make my dragon spew/breath explosion mix with the gizzard stone fragments/shrapnel rather than common fire breath like a flamethrower but more like a shotgun. so is there any explosion c...
My planet is a frozen world. Roughly the size of earth and in a perpetual ice age. The planet has very cold temperatures at night and during the day its surface becomes very bright. The intense sol...
I was wondering how the species described below could survive in tropical, subtropical, and warm temperate zones and in mountains, forests, wetlands, deserts, open plains, rainforests and coastal a...
The demigods are immortal individuals that protect our reality from eldritch abominations, such as Cthulhu, Niggurath, etc, on a plane that exists between our world and theirs. These battles agains...
Raining animals is a rare meteorological phenomenon in which flightless animals fall from the sky. Such occurrences have been reported in many countries throughout history. One hypothesis is tha...
Okay, as an extension of my previous question, I'm just going to lay bare all the details I've written down about this planet (including corrections from my last question), and ask the big question...
If humans hadn't lost their tails and today we had fully prehensile tails as long as 1/2 our body and stronger than an arm, how would the tail of a bodybuilder or just a buff person look? Would tai...
I am creating a fantasy world where on one continent there are humans, dwarves and gnomes. All 'species' can interbreed (much like Neanderthals and Homo Sapiens), thus they need to have close simil...
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...
example image from One piece by Eichiro Oda inspired by this Texas doctors sew man's hand to abdomen to save fingers (i know it actually merge with the abdoment, but the image make it look like ...
Slimes are a common monster we often see in games such as Minecraft, Terraria and Slime Rancher, but it is never explained how such an animal can exist. How could the body of such an animal even ex...
I am in the early stages of planning a story called The Four Flamingos of the Apocalypse. The premise is that the Four Horsemen have manifested on the surface of the earth and are tasked with bring...
This is my entry for the fortnightly topic challenge In Day of the Triffids, many people go blind and the basic summary is this: virulent plague makes most of humanity blind giant, semi-intellig...
To preface, my creatures have 4 horns, and they behave very similar to rams (at least ancestrally) in that they headbutt to resolve conflict/create dominance hierarchies. Two smaller horns are abov...
I understand, vaguely, how human voices vary with the overall size/shape of the individual(s vocal chords), and I can use that to make reasonable assumptions about what the voice of non-human fanta...
So I have a humanoidish race of creatures that don't have clavicles and gives them more mobility of their arms/ hyper mobility. While ik about the Cleidocranial dysostosis, the birth defect or muta...
inspired by this question Wearing vs Growing Clothes and this link medical news today Chemical peels A chemical peel involves applying a chemical solution to wrinkly areas, causing the ...
If a human /human shaped creature were to have a horn, horns or crest on their head, what shape, positioning and number of horns would be the best for the most damage? The human will be very muscu...
Having read previous questions on radio wave communication on biological creatures would it make sense for race of alien creatures to have developed dish like bone structures for radio wave communi...
Inspired by One Piece by Eichiro Oda. from https://onepiece.fandom.com/wiki/Nikyu_Nikyu_no_Mi Fiction has many examples of humanoid animals - things like lycans or werewolves, cat/dog/rabbit fo...
Imagine a spacefaring creature, one that colonises star systems, and then shoots some of its kind on to another system (the mechanism for doing this doesn't matter). The question is, how could thi...
If Earth instantaneously reverted back to when the only organisms were small microscopic creatures in the sea, would evolution happen the same exact way creating the same animals and species? Was c...
My planet is frequently set with thick fog. What is the best way to have its residents see accurately? One species called Hell Fires fall from the sky, landing on top of prey and killing it. How...
So for a thought experiment I came up with the idea of a species that uses wheels for locomotion, sort of inspired by a species shown in His Dark Materials. Under what circumstances would such a sp...
Assume a location which is heavily polluted with dust of several types of elemental metals (copper, silver, nickel, cobalt etc) or their respective oxides and salts (whatever is stable in humidity ...
Rules: No magic Eat, drink, and breathe air (mammal/reptile(amphibian ok)) Intelligent life form (no jellyfish or single-celled organisms) No artificial hearts (unless really ingenious, no swappi...
So as most of you probably know, cows don't produce milk all year round for no reason, they need to be pregnant and then you gotta do something with the calves"¦ Now in my story that has an ecosys...
May be the wrong site, but researching for a writing project... What effect would there be on a group of humans living in a lightless and cramped environment (assume underground) for nearly 800 yea...
I imagine a biological creature, let's call it 'Marco' for now. Marco can vomit living slimes that survive by attaching to the ground and by doing photosynthesis, at first soft can be shaped and...
Although a question about how large a living thing could be has been asked and answered, would a being such as Mogo from DC's Green Lantern series be possible? Mogo is the size of Earth roughly ...
Assume Earth biochemistry, a thicker atmosphere (1.7 atm) with 22% oxygen and 0.6g. (not sure if conditions really matter, though) How would a lion-sized, quadruped, land-based, intelligent preda...
I want to have a species based on humans, where everyone is born as female, but switches gender to male later in their life. Assuming that transformation takes 4 years (*) hermaphrodite is born as ...
In this world, elves developed along similar lines of homo sapiens, with some major differences that allow for a small metamorphic ability. Their epidermis, the outermost layer of skin, can be shap...
I've plans for somewhat 'realistic' (and that's already quite a stretch of the word) superhuman characters whose muscles have the strength, density, and tensile strength that can stop most low-powe...
I'm building a world with humans being genetically engineered species, created by certain advanced Alien civilization ("gods", Creators etc ...) like in the Sumerian hypothesis, but with a twist: t...
I'm writing a sci-fi story with some fantasy elements, and I'm trying to keep even the most outrageous moments grounded in the laws of our universe. This is one of those moments. The Situation ...
The Ozoa are a peculiar race. They are native to a large gas giant similar to Saturn and physically look similar to what we would call "jellyfish". Within their "head" the Ozoa contain a lifting ga...
How different would a human-like creature be in order to need only half the calorie consumption that we need? Constraints: The species must be capable of surviving in an Earth-like planet. The d...
It is inspired by this furry trout. I mean fish (not necessary to be a trout), not aquatic mammals, and real fur, not from fungi or mold (or looks like fur because of the dead cell, like Mirapinna...
I've quite a few alien species that utilize a non-food-based metabolism (one of them being nuclear power). Does a species that has a metabolism not based-on plants or meat (such as using nuclear ...
Thanks for taking a moment to help me understand the feasibility of this scenario. Essentially, what I am looking at is an Earth-like world that would be between 1.3x and 1.6x the mass of our own ...
Aye so, so I been thinking about the square cube law and such and I was wondering if say, for a humanoid or a human or some creature, to be larger than average but keep similar proportions to the o...
Say there is a plant-based toxin that causes what is essentially a state of deep sedation but has no other real effects. In this world there is one animal that is immune to this toxin (the plant is...
There's iridium-based blood called Chloro-carbonyl-bis(triphenylphosphine)-iridium that's effective at transporting hydrogen alongside oxygen. What I want to know is that, are there other metal-ba...
The organisms in the oxygen based ecosystem we have today is perfectly adapted to each other. The ocean is filled with water, and on land it falls from the sky. Plants, algae and cyanobacteria spli...
Why and how could an organism evolve to make its bones or exoskeleton out of a UTH (Ultra High Temperature) ceramic like TiB2, WC, B4C, or TaHfC? Is it even possible?
(maybe this should be part of the "anatomically correct" series. If so, feel free to edit accordingly, as I don't know how to add it to that list) Could a roughly human sized, human weight, biped...
Since a lot of people are already asking about multiple-headed creatures, I wonder what about multiple tails? Such as kyuubi, nekomata, etc. (I know some have asked about these mythical creatures, ...
Currently I'm working on a project where there's a zombie plague going on that's transmitted through spores (for reference, it's basically like the infection from The Last of Us). I was wondering i...
