Questions tagged [biology]

For questions about living things. Does not exclude aliens, but additional information is usually necessary (consider using "xenobiology" instead).

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2
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4answers
178 views

How small can I make this character without making it too weird?

I'm creating a character who was born after a long period of genetic instability, which created a lot more diversity throughout the human race. I'm planning on making my character excessively small ...
5
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1answer
98 views

Superfluid lifeform

Could a life form that uses superfluids as part of its biology exist? I've read in places that the issue for life outside of Earth and especially the theorised silicon lifeforms is that the existence ...
9
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4answers
945 views

Are firefly-like vertebrates biologically plausible?

Fireflies are amazing little insects. They have the ability to produce a pulse of light without the help of a symbiotic relationship with bioluminescent bacteria. This works via a chemical reaction ...
1
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3answers
174 views

What if we created a race of humans specialized for islands?

I'm creating a fictional universe in which several races exist that are very different from each other due to long term separation. One race is specialized for archipelagos and more specifically, ...
2
votes
1answer
92 views

What if we created a race of humans specialized for a tundra biome?

I'm creating a fictional universe in which several races exist that are very different from each other due to long term separation. One race is specialized for the tundra, and is subjected to several ...
3
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1answer
74 views

Superhuman: Extreme Temperatures Pt.2

I have decided I will add my whole question… I’m new give me a bit of grace… I am creating a superhuman and I am in need of some helpful tips and answers. To get straight to the point I need to ...
1
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2answers
60 views

What new types of environments are possible on an intelligently designed habitat? [closed]

Humans have taken the stars and are capable of building pretty much anything they want(but the laws of physics are still the same), and a group of them decide they want to make a habitat with a ...
3
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1answer
108 views

What would it take to get the temperature of the human body to rise to 3,000 °F?

I am creating a superhuman that can raise her overall body temperature to 3,000 °F (1648.889 °C) but I need to know the exact requirements of how that could happen. Let's say this superhuman could ...
6
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7answers
320 views

How “young” can a non-aging person be and still function?

Vampirism. There are benefits and drawbacks, but one of the benefits is not aging. Great if you get turned in your early twenties, but... what happens if you are turned earlier? Being turned as an ...
5
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2answers
163 views

What will the abdominal muscles of non-primate humanoids look like?

After looking at concept art of various humanoid creatures portrayed in science fiction I noticed many artists tend to make the abdominal muscles of their creatures/aliens look similar to those ...
5
votes
1answer
84 views

How big could aquatic monsters get? [duplicate]

The worldbuilder's double-sucker-punch: the cubed-square law and atmospheric hypoxia. They suck because now you can't (realistically) have giant metal robots or terrestrial monsters the size of ...
5
votes
1answer
79 views

Is the existence of vertically shaped pupils, with a hawk eyesight, biologically possible?

The eyes with vertical pupils of small cats and some reptiles are very good at seeing better in the dark and avoiding being blinded thanks to their ability to regulate the amount of light that enters ...
2
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3answers
81 views

How can entities maintain their control of their avatars across dimensions?

Our reality is separated from the god realm through a veil that functions as a barrier. As the physical and metaphysical realms operate by different rules, the veil prevents them from interacting. The ...
14
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8answers
5k views

How much volume does a liquefied human take?

A group of aliens are off to save the human race from extinction caused by a Lovecraftian monstrosity. In order to accomplish this feat, they go to Earth in order to harvest as many humans as ...
1
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2answers
82 views

Diseases that require long-term hospital admission [closed]

Is there an illness wherein 1) it can be diagnosed in teens(16-18 preferably) and could eventually lead to death. 2) it requires long-term admission to the hospital because the condition may ...
4
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2answers
113 views

is it possible for quadrupedal or hexapodal flying monster to fly well while their limbs retracted?

just suddenly struck by curiosity, i vaguely remember that big quadrupedal or hexapodal (if you count the wings) animals cant fly well basically. I dont remember why, but i think it was related to ...
3
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3answers
139 views

How would a biological brain be updated with its digital memory?

In my story characters can go into perfectly simulated virtual worlds where their memories have been replicated down to the individual neurons and their protien structures. In these worlds time passes ...
0
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3answers
106 views

How much brain power per KG/volume?

When writing a futuristic story I always try to minimise the impact of computerization. Its rather uncomfortable writig a story when technology is advanced enough that humans arent in a position to ...
5
votes
2answers
483 views

Could triangular DNA exist?

This is sort of a follow up on my question Could a "multicellular" virus exist? in which part of the consensus was that viruses simply can't hold enough DNA. In theory, could DNA form in a ...
1
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2answers
95 views

Could sentient mitochondria evolve?

Hideaki Sena's cult classic novel, Parasite Evil and it's video game sequels revolve around the premise of mitochondria gaining sentience and usurping mankind after aeons upon aeons of multicellular ...
4
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0answers
68 views

What if the Triassic-Jurassic Extinction Never Happed? [closed]

The Mesozoic era is mostly known for dinosaurs dominating the majority of the terrestrial niches for nearly the entire duration. Something lesser known is that the Triassic was actually mostly ...
1
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4answers
128 views

How can the effects of a Gene become weaker with each new offspring?

King Solomon, founder of the Solomonian Dynasty, was the first emperor of China. After he conquered the mainland, he gave his alchemists the single command of creating an elixir that would allow him ...
5
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6answers
475 views

What are some ideal scouting forms for a shapeshifter?

Imagine a shapeshifter has to investigate a dense urban or forest environment. What forms would they prefer? Something that could move fast, climb obstacles, and get into restricted areas? I’m not ...
7
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4answers
186 views

What types of flora would flourish on a tidally-locked moon?

My world is a satellite of a gas giant. It has an atmosphere and is mostly covered by water (the percentage of water to its surface is somewhere in the high 80s-low 90s). Its rotation period is 28 ...
5
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3answers
315 views

What adaptations would a hominid need to survive in Antarctica?

along time ago a group Australopithecus somehow manged to get washed ashore on let's say the Antarctic peninsula or at least an island near Antarctica now inhabiting mainland Antarctica and evolving ...
5
votes
1answer
80 views

How to keep internal organs functioning within an exoskeleton suit in different gravity levels?

This question answers the issue I was wondering about of how well an exoskeleton suit could help my characters move as normal in higher and lower gravity Could a robotic exoskeleton give humans Earth ...
4
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2answers
83 views

what modifications or methods need for flying monster to withstand thunderstorm?

so i want to create a monster that dwell or fly inside thunderstorm as their defense mechanism, though they do goes down to get food, i want to know what method or modifications need for creature to ...
5
votes
5answers
149 views

Why would a tree species grow very large in what is a very windy environment?

In my fictional world, the planet has some very strong winds that regularly blow across large areas of land. In this world, however, very large, tall trees grow (the reason for the size of the tree is ...
10
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1answer
131 views

What might be the climate inside a “sky abyss” on a tidally locked planet?

Ok, assuming a planet that's tidally locked to its sun, but is otherwise roughly similar to earth in gravity and atmosphere. Classic tidally locked planet: one side is covered in ice, the other is a ...
3
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4answers
196 views

How would pinchers have to evolve to better manipulate tools?

I'm thinking about an alien race that evolved from large terrestrial crustaceans and has developed a somewhat large brain. Like crabs on earth, these creatures have pinchers wich they use for self ...
0
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1answer
219 views

If an ET has caramel blood, what it implies?

I want to write a SF story where humans discover that a species of ET has caramel instead of blood and I need some biological information in order to develop it in a realistic way. For my story, i ...
2
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2answers
43 views

How to explain rapid environmental and biological adaptation in a genetically engineered hybrid species [closed]

I'm writing a story about a genetically engineered human/alien hybrid race that was created by an advanced alien species. They were able to do this because earth and hundreds of other planets in the ...
0
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0answers
41 views

Can a biological gun be evolved or exist [duplicate]

This might sound dumb but it was a question that popped into my head.
3
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1answer
117 views

How large could sea creatures grow on a terraformed Ganymede?

If we assume a terraformed Ganymede has a global ocean roughly 800km deep, that food is bountiful, and that it has been populated by a variety of life from Earth, how large could these creatures grow ...
4
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1answer
81 views

Psychological Development of Children and Adolescents Under Accelerated Time

To try and explain the situation the best I can imagine one of those sci-fi/fantasy situations where whenever someone is asleep they can experience new things. Whether they somehow end up in some ...
5
votes
4answers
166 views

How to prevent bioweaponised animals from attacking friendly troops?

An organisation breeds surgically, virally and genetically enhanced animals called B.O.Ws (Bioweaponised Organisms of War) to bolster troop numbers and support them in the field. These B.O.Ws perform ...
2
votes
1answer
98 views

How can antibodies induce a demigod transformation?

The Greek gods were sufficiently advanced aliens with access to powerful technology. In the begining of our worlds formation, Zeus created mankind from his own flesh. These mortals were made in their ...
5
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2answers
212 views

Aliens and continence [closed]

Since I'm not getting a lot of biology-based details here, I asked over here instead. (Original question follows...) Here's a somewhat odd question that got me thinking lately... would an alien be ...
8
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1answer
72 views

Genetically engineered bionically enhanced insects in lieu of robots

For context, I was reading about various research groups installing implants and cameras onto insects to use them as reconnaissance drones in high risk areas. I’m wondering how feasible it would be, ...
4
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3answers
161 views

Do dead human bodies have a particular smell?

I'm working on a story where there is a crime scene where the protagonist (who has a superhuman sense of smell) notices a scent that smells like human corpses due to their abilities. I'm wondering how ...
3
votes
2answers
149 views

Could a centaur eat something that is poisonous to humans but not horses?

I know theoretically the human stomach is above the centaur's stomach so the obvious answer would be no. But seeing as centaurs aren't real and we don't know what their internal biolody would look ...
8
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5answers
1k views

Adjusting to the Sound of a Waterfall

Suppose, for instance, you lived in a world filled with nasty monsters and other creatures of the night, all of whom wanted to kill you and eat you in various ways. Now, the good news here is that we ...
3
votes
3answers
81 views

What aquatic life would utterly deplete the soil of a specific nutrient?

In my story an area was formerly beneath an ocean or lake. Some form of life leeched the soil of a specific mineral or substance. Technology level is that of ~1700 Spain. Now that the water has ...
4
votes
1answer
593 views

What's the largest a canine could realistically get?

Giant dogs aren't uncommon in works of fantasy. Sif from Dark Souls comes to mind. What I want to know is: what's the largest a canine could realistically get, what differences would they need ...
-5
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1answer
215 views

Anatomically Correct Shrek [closed]

This is a shrekmission for the Anatomically Correct Shrekis you know him, you love him, you probably warship him it's Shrek (more specifically the ogres from Shrok)! Based on all the available data ...
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3answers
96 views

Possibly of achieving prolonged immortality

Death, most if not all of us fear it. However, it may be possible to postpone death for a while, and hopefully entirely. One major way of postponing death for awhile is through the biological route, I....
0
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1answer
36 views

Hematophagic Organism Body Size

So how large of an organism can a diet of strictly of blood support? In a modern Earth setting it might be a bit hard for a large hematophagic organism to find a suitable group of prey that it won't ...
3
votes
2answers
59 views

Effect of Prolonged Egg Diapause on Species

I have a species of megafaunal carnivore that are extremely mobile with territories spanning hundreds of square miles and lifespans of 120-150 years. They lay clutches of 2-3 eggs every 20-30 years,...
4
votes
3answers
107 views

Werewolves and sense of smell, what is reasonable for them to accomplish with it?

I was thinking of a story with a Werewolf as a detective, using mostly conversational skills and his sense of smell to solve crimes similar to many of the UK types of detective stories (Morse, Lewis, ...
4
votes
2answers
173 views

How can elves prevent specialization among their species?

Genetic chimerism is a condition in which a single organism is composed of cells with more than one distinct genotype. Elves inhabit this world, but do not possess magic in this reality. Instead, they ...

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