Questions tagged [creature-design]

For questions regarding the viability of a life-form design. These questions should focus on biologically plausible creatures.

6
votes
2answers
237 views

Which hydrogen halide to have in blood to replace water?

So I want to have an alien creature on a planet with a halogen atmosphere. It will have to be at a temperature where the hydrogen halide is liquid or solid. This hydrogen halide I would have as the ...
6
votes
4answers
947 views

How would it be possible for a naturally exploding creature to function? [duplicate]

I have a question, how would it be scientifically possible for a naturally exploding creature to function? Some ideas I have had are: They need to have a sulfur and carbon based diet to create ...
5
votes
2answers
324 views

How would society react to mushroom cities?

Sometime in the near future, a caver gets lost in some caves in Arizona. He stumbles upon a city of what looks like glowing jellyfish underground. He soon realizes that these are sentient mushrooms, ...
5
votes
1answer
203 views

Making a longer lasting person

We see a lot of movies and books with humans(or near human creatures) that live for hundreds of years. I've seen numbers for long lasting human ranged from 150 all the way up to 7000( and I'm sure ...
5
votes
2answers
545 views

Biological and ecological considerations for a giant worm

There have been questions about sizing giant animals, giant humanoids, giant flying creatures (also discussed particularly for dragons and giant floating mammals), and giant spiders, one type of ...
5
votes
1answer
358 views

Creating a humanoid squid

I'm thinking of adding humanoid squid into my world, as an expy of the bloodsuckers from the S.T.A.L.K.E.R. games. These cephaloids somehow fell into our universe from a parallel one (they don't know ...
5
votes
4answers
246 views

Could an intelligent race of seals craft tools effectively?

A while ago, I asked a bunch of questions about my alternate Earth timeline, which contains plausible fantasy creatures. One of the concepts I've devised more recently is a solution for mermaids (Most ...
5
votes
3answers
618 views

Anatomically Correct Tomte

The tomte is a creature from scandinavian mythology. It's pretty small, humanoid and has clothes and a beard. They live on farms and in houses where they help out with farmwork and other labour, ...
5
votes
4answers
494 views

Would it be possible for a humanoid creature to use mitosis

Is it possible that a complex humanoid creature to somehow still use Mitosis as a method for reproduction, and if so, what would it look like?
5
votes
2answers
439 views

Is an organism that is a collection of worms inhabiting a bare skeleton possible?

The skeleton hoard (How would this creature keep its skeleton "host" in one piece?) outlined in this post is actually a sentient worm colony ruled by a "Queen" affectionally called a head ...
5
votes
3answers
795 views

Ideal Centaurs: A Torso and Four Legs

Centaurs. Half human, half equine. The idea's been bouncing around in my head for the past hour, so I'm going to ask it here: Would a centaur structurally make more sense if the torso was at the ...
4
votes
5answers
2k views

How can a vampire have quick burst of superhuman speed?

In many movies and books vampires have short distance burst superhuman speed. Magic aside what biological changes could be made to the human body to allow it to do something like this? I would ...
4
votes
1answer
164 views

Could Centaurs Reload Muskets while Marching?

Ever went to a reenactment, and tried to reload a musket while marching? Well... it's not easy, it's awkward as threading a needle in strong wind. The question is, would a quadruped be better at it? ...
4
votes
0answers
811 views

Anatomically Correct Centaur [duplicate]

I am honestly surprised no one's done this one yet. The centaur is a creature from Greek myth with the head, arms, and torso of a human replacing the neck and head of a horse. Standard Anatomically ...
4
votes
3answers
383 views

What sort of claws would be best utilized for melee combat and quickly scaling the walls of a modern day building?

A book that I'm currently writing called Surge, my protagonist, Joseph Norton is an "Ascended", a human that is able to draw upon an energy source called the Nexus (à la the Force) to enhance his ...
4
votes
3answers
292 views

Could Naga Reload Muskets while Marching?

Ever went to a reenactment, and tried to reload a musket while marching? Well... it's not easy, it's awkward as threading a needle in a strong wind. The question is, could a snake with arms be better ...
3
votes
2answers
129 views

No iron for your fair-folk maiden? (Part 3: Iron)

Part 1 can be found here No Iron for your fair-folk maiden? (Part 1) And part 2 can be found here No iron for your fair-folk maiden? (Part 2) So, my not so metal inclined Fair-folk are encountering ...
3
votes
5answers
4k views

Science to justify fire breathing animals? [duplicate]

How exactly can I justify fire breathing animals? I mean, how would they do it in a scientifically and physically possible way?
3
votes
3answers
246 views

Would a human-like symbiotic pair of the same race be possible?

Would a human-like race be possible where the young and their parents live and work etc in a symbiotic pair? My idea is inspired by the character(s) Ferra Torr from the game Mortal Kombat X, the ...
3
votes
5answers
435 views

Anatomically Correct Charybdis [duplicate]

Is there a realistic way that a Charybdis-like creature could evolve? Starting with roughly earth-like biology, what is the closest plausible creature to the mythical Charybdis that could exist? ...
3
votes
2answers
321 views

Ultimate Chimera [closed]

Questions See Mew, a legendary pokemon from Pokemon universe, it is claimed to contains the DNA of all pokemon ever lived. Is it possible there can be a lifeform on Earth that can also claim similar ...
3
votes
2answers
245 views

Metamorphosis Lycanthropy [closed]

Edit 1.5 You are a biologist and have perfected a Werewolf Serum 6, a special virus that interacts with the brain and will make a human turn into a werewolf-like animal. The serum is created with ...
2
votes
2answers
283 views

How long would these children take to grow up

In the world I am building there are rat-like primates called iolasae, or mane-beast, In this family of primates there are sapient humanoid creatures called lokk, They have digitigrade legs, long arms,...
2
votes
1answer
375 views

Is it feasible for a Dune-style sand worm to have silica scales?

This question (and the links I found for my answer) Can a "dune" worm actually swim in sand? got me thinking about how a sandworm might reduce friction while "swimming." One idea I hit on ...
2
votes
2answers
300 views

How could a collective consciousness evolve?

We have talked about hive minds a lot here and relatively recently, a new idea of hive mind has become popular; the collective consciousness. The basic run down is that a collective consciousness ...
2
votes
1answer
894 views

Anatomically correct furry [closed]

Mainstream works and fan culture; furries are everywhere. In the spirit of the Anatomically Correct Series I would like to ask if a setting including many anthropomorphic animals is at all possible. ...
2
votes
1answer
411 views

Evolution in space [duplicate]

I'm working on the following premise: outer space, or at least our solar system, is littered with creatures akin to "sea monsters". Is it possible/plausible for a creature to evolve in such a way as ...
2
votes
1answer
265 views

How could Kuutamian animals work?

In Ribbontails Series Aman5 there are creatures called Kuutamian animals. These animals are sapient and can have any form. The creator uses the excuse that they have three DNA strands, but how ...
2
votes
5answers
1k views

Explanation behind shape shifting

I’m writing a novella for a school competition. My main character is a shape shifter. I am trying to find a plausible scientific explanation for how shape shifting is possible. I tried finding ...
2
votes
1answer
177 views

How big would a giant pig need to be in order to carry a 10-foot tall humanoid on its back?

A book that I'm currently writing called Surge features an enemy faction called the Degenerates that are heavily inspired by the Scythians (Indo-Iranian horse nomads that ruled the Eurasian Steppes ...
1
vote
0answers
235 views

Anatomically Correct European Dragon [duplicate]

In the modern period, the European dragon is typically depicted as a huge, fire-breathing, scaly, horned, lizard-like creature; the creature also has leathery, bat-like wings, four legs, and a long, ...
1
vote
1answer
210 views

How does a herbivorous mermaid species without gills and swim bladder stay underwater its entire life?

Fish breathe through their gills by extracting dissolved oxygen from the surrounding water and most bony fish species have evolved swim bladder to help them maneuver the sea effortlessly. How do the ...
0
votes
2answers
111 views

Biological adaptations necessary for weaponized (or otherwise made useful) reflux

I have been thinking about which mutants from Marvel are most realistic and Zeitgeist comes to mind. Long story short, his power is weaponized acidic vomit. He can spew it a few meters away at will. ...
0
votes
1answer
144 views

Metamorphosis Lycanthropy Part 2

If you notice the part two, yeah I had one before this. Please read it before reading this one: Metamorphosis Lycanthropy Edit: just figured out it was closed. Sigh . . . Edit 6 You have been ...
0
votes
2answers
1k views

Quadrupedal species which can also walk bipedal and have hands [closed]

I am trying to design a species. Members of these species can run most efficiently in quadrupedal. If possible, they should press on their palms, not knuckles. They can also walk upright like humans ...
0
votes
3answers
367 views

How does a dragon evolve to harness energy from nuclear source?

Caveat: No cold fusion! Questions Q1: Where can my dragon source for nuclear energy on Earth set in medieval age and how does it convert this energy for fight or flight? Difficulty:⚠ Q2: How can ...