Posts tagged creature-design
I want a world in which animals roam the wilderness on four legs, yet at least some of them are able to do the kind of carrying and fine handling of objects done by humans. The planet is superficia...
Dragons are a grand classic of fantasy. For this question, let's assume we're talking about the following stereotype: hatches from an ostrich-sized egg and can grow to mountain size if nothing l...
What coloration pattern/ technique could a large mammalian predator employ to evade detection from other mammalian predators at 100 -> 20 meter distances (or close enough so that it could sprint...
A classic image of mermaids are their long flowing hair that swishes in the water. But in the scientifically realistic sense this makes none. The hair would be nothing more than a nuisance to the m...
The Mokèlé-mbèmbé (meaning "one who stops the flow of rivers") is a legendary water-dwelling creature of Congo River basin folklore, loosely analogous to the Loch Ness Monster in Western culture. ...
Apart of the Anatomically Correct Series Vanara The Vanara is a group of people who lives in the forest in the Hindu epic "Ramayana." In there, it describes them as human-like, with reference to...
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...
Leviathans are closely related to hydrophis spiralis. Some characteristics of these leviathans include: continuing to grow until they die and are able to grow almost as large as a blue whale are ...
In my world slimes are intelligent creatures of various sizes which can take the shape of anything they like and change color to camouflage. A slime can camouflage as floor , as a box, a snake or...
So, I've decided that in my fantasy fiction, I want to have Megabara riders. Massive Capybaras, being ridden into a battle. I've done some basic research and I came across this extinct species tha...
My creature looks like a Psittacosaurus, with spikes all around its body, it hisses and uses its tail whip as a first. As last resort it will squirt an aimed stream of blood from its eyes toward it...
I know things like flashlight fish exist; things with luminescence and all that. But how strong could the light be? I have this cave dwelling species with three eyes except the middle one isn't ex...
in the story i'm writing there is an island of mostly Monotremes which have diversified into a variety of ecological niches from giant platypus's to megafauna larger than the largest Placental Mamm...
Could a creature use lightning (or any other source of electricity) as a sole energy source, and not need to eat? Would any additional organs be needed to store or use the electricity? I have a ra...
you know a jaw or mouth where the jaw full of teeth fully rotate like a drill or gear to shred their food or prey, usually show often in worm type of monster (my question is not necessary to be wor...
I've been trying to make a penguin-like humanoid race for a pretty long time now. I want to make them as realistic as possible. And I know such creatures could not exist in the real world, but I w...
i am not talking about xenomorph or moray eel type of jaws or multiple mouth or lower jaw inside the mouth. but this type of mouth/jaws or i called it double chin jaws where the chin also work as ...
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 ...
This is a small arrow shaped creature that can fly without wings. Can it use electromagnetism to fly? Or maybe something to do with ions? Or however ufos are theorized to work? I'm not quite sure...
So, when it comes to humanoid races, this has been a problem for me for quite some time. Sure, mammals (werewolves, gnolls, minotaurs, centaurs) are a no-brainer. I even decided to give tengu somet...
Working on my Nintendo Kirby alternate universe where things are more biologically realistic. Many life forms are roundish legless creatures that can move by bouncing. How can this work and is it...
Vertebrates on land are limited in size by various factors. However, in the water, they can get much larger. How large could an aquatic humanoid creature (like cthulhu) realistically get, and what ...
In my alien world life has evolved very convergently with life on Earth. Carbon-based lifeforms managed to evolve multicellularity and evolved a lineage of organisms in line with early fish, howeve...
In my story there are a species of humanoid bipeds (i.e., two arms, two legs) that have a more-or-less human arm anatomy but differ in having non-retractable claws instead of nails on all five fing...
OK, this how it goes for my wyvern (they're called scaled howlers) in my story: my wyvern are not very large, almost the size of a Haast eagle They mate for life, forming strong monogamous pair b...
This is a submission for the Anatomically Correct Series Residing in Australia, the Yara Ma Yha Who is a creature of Aboriginal folklore being depicted commonly as: being 3-4 ft tall having re...
I have a mental image of a humanoid species with hands possessing three fingers and two thumbs, on opposite sides of the hand: *note: it could be animalistic or reptilian, it doesn't need to be ...
While watching Biblaridion's Alien Biosphere series, an interesting point came up: in Biblaridion's fictional world, atmospheric hydrogen sulfide is used as an energy source for chemosynthetic bact...
So, dragons. They're omnivores and, while they would be potentially formidable hunters, mostly scavengers. This requires them to be more sparing with their energy. Still, they fly and flight needs...
In an alien world, due to changes in the ecosystem animals that were once mostly arboreal started having to spend more time in open plains, adapting to fill a new niche of grasslands/bush eaters an...
What is one factor or ability a creature needs to sustain infinite work? By work I mean physical activity, and to make it more specific running I want a creature that can output work, or run until...
Rock snails are giant slug like creatures living in the forest and underwater, they are not mobile in adulthood and their shell resembles a giant rock. They grow up to being 8 meters tall and the...
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 reactio...
Well. This is for a hard sci-fi fiction. The main protagonist, an Action Girl, has just met her sidekick: an humanoid Iguana (it makes sense and it is explained why Iguana-people people exist (has...
I was wondering if there's some sort of online anatomy creator or maker? I'm wanting to make a model of a modified human body... is there some sort of anatomy creator that allows you to add organs ...
Ok so my creature will look like this They're not big, about 2 feet tall. They're technically amphibians but have the scaly hide of a reptile. They live near the sea. Their life cycle is simila...
In the story I'm writing, a group of African penguins evolved to be fully upright (instead of having their knees bent like modern penguins). Now some basic characteristics of these "erect pengu...
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, d...
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 sever...
So, I'm creating a fantasy setting, and because why not, I decided to have giants. Not giant giants, just roughly 2 times the height of a human. Now, because physics is dumb, a giant species would ...
An intelligent creature who's natural life span is around 50 years in which they need to feed to not die of starvation after which they naturally die. But killing other beings of their own species...
When I say multicellular I mean it's made of more that one viruses. Basically it's a bunch of viruses that act like viruses but use the viruses made by infected cells to build a "multicellular" lif...
Early life, and many modern organisms have what we call 'blind guts'. Food enters and exits via the same opening. However, that is inefficient and has been widely replaced with 'through guts'. Fo...
I'm designing a creature which possesses a decently unusual trait: despite having a developed head, it's mouthparts are attached to a tentacle that retracts into the creature's belly when not in us...
I'm basically designing a quadrupedal digitigrade alien, which has evolved from a predominantly arboreal animal into a predator with more cursorial adaptations, capable of running fast, but still b...
so according to this website: https://haraldas.wordpress.com/2014/10/21/dragon-fire-ever-wonder-if-its-possible/ it said that it could be possible for any animals to synthesise tert-butyllithium...
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 "...
This is a submission for the Anatomically Correct Series Giant seahorses are often portrayed in fiction as being ridden by merfolk or other underwater people. I'm wondering if such a creature ...
On one hand, heavier gravity would make flying more difficult, owing to greater weight restrictions on the flying creatures' bodies. On the other hand, the greater density of the atmosphere on ...
I got motivated to write a novel after reading about ocean slugs that managed to evolve into fish. In my fictional world I'm writing how a few fish shaped slugs made their way on land and managed t...