Questions tagged [fauna]

For questions about animal life in general.

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2answers
80 views

How dangerous would a green anole be to a human if it was 12:1 scale, 12 times bigger(barring the negative effects of the square-cube law)?

So I was thinking about a world where green anoles somehow get bigger(and change a bit), about 12 times their normal size. How much danger would an adult human be in if it got aggressive? In this ...
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4answers
748 views

is it possible in a given world to ride a triceratops and so how would it work?

I've been thinking about this world that's been in my mind and one of the things in it are drake knights which are warriors who raised and ride domesticate breed of triceratops like the war elephants ...
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1answer
93 views

Explaining Deathwatt

The Atomic Deathworm. An interesting concept, one I adapted. Living in sand is not likely for a worm, unless, of course, that sand is near or in water-plenty of worms live in wet sand. However, ...
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1answer
140 views

How large can a human or animal get? [closed]

Many legends and fables contain giant humans and animals that terrorize the people. Usually these beast are about 10-21 feet or 3.048-6.4008 meters. But in some pieces of literature, these humans and ...
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2answers
119 views

Can owls, cats and others visual nocturnal animals see in moonless nights?

Im working in a moonless xeno planet and i want nocturnal creatures. I have animals that use smell, ear and touch, but im not sure about vision. I mean, animals and persons need a tiny bit of light ...
5
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1answer
122 views

What kind of wing shape might a butterfly develop for regular over-ocean flight?

I'm currently building a whimsical children's fantasy world; nothing needs to be 100% accurate or believable to real life, but I do want the creatures I'm creating to seem thought out for the world ...
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3answers
103 views

Explaining an Echolocating Rhino

Recently, I came up with an unusual creature I call a 'Rhydar.' (Rhino+Radar? Eh?) These creatures are aggressive beasts, rhinos that have been mutated by post-apocalyptic conditions into hostile &...
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2answers
186 views

Does having a hind foot on a digitigrade legs make running slower?

I have designed an animal that lives on a low-gravity planet. It has bird-like digitigrade legs with raptor-like claws, similar to the image below, except with two wider toes instead of three in the ...
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6answers
3k views

Impact of a massive and static super predator in migration path

I'm in the process of adding the fun parts to my world, and I'm a bit perplex on this one; Premise Let's assume a fantasy ooze An ooze is a mindless carnivorous blob of jello - think cube-shaped or ...
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6answers
5k views

Can I Domesticate [X]

Worldbuilding generates a lot of "Can I domesticate [insert real or fictional creature here]" questions. This is intended to be a canonical version of that question. I'll self-answer, but ...
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2answers
941 views

Could Toxodon, Macrauchenia, and Megatherium be Domesticated, and if so, What Would Their Uses be? [closed]

In my book series, there is this huge flat savannah in the tropical north of my continent (it's in the southern hemisphere), very similar to the Brazilian cerrado in terms of plant life and animal ...
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1answer
115 views

Can life be diverse if they had evolved from different or multiple ''basic'' body plans or multiple ancestors?

Okay, Okay so I know my fair share of convergent evolution, foster rule etc. now I'm wondering because I have three creatures (a insect like creature a herbivore and carnivore I'll send images they ...
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1answer
87 views

Ranges of aurochs, bison and wild horses

I'm working on a setting where one of the large continents is similar to North America before the arrival of humans, including a biome containing the three large grazing ungulate species: aurochs, ...
4
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1answer
116 views

Domestic animals for Elves and their usefulness to them [closed]

At the moment I'm currently thinking of the types of animals that my fantasy Elves would use for various purposes. I wanted to know if the ones I've come up with would be plausible and if there is ...
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4answers
184 views

How would you design a race of small humanoids such that they could ride a Quetzalcoatlus?

I would like to know whether it would be possible for a sufficiently small humanoid to ride a Quetzalcoatlus, a species of pterosaur alive during the late Cretaceous. Plausible adaptations to the ...
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2answers
125 views

Uses for Surplus Plops

As suggested in the linked question's answer, Plop are kept in jars and used as living waste disposal, then when they get too big, they are placed inside a pit. The trouble is, when Plop reach maximum ...
4
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1answer
191 views

Can my large creatures have metal scales?

In my world metal is difficult for humans to obtain, it cannot be found mining, at least not in any useful form. Instead, to obtain metal, you have to slay large and very dangerous creatures covered ...
4
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1answer
66 views

Lions and their natural habitat, and biomes

First time here in a few years. I remember that the last time the questions had to be specific to what I was looking for but I don't wanna swamp anyone with too much info, so I'll endeavour to be lean ...
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2answers
1k views

Bats as pollinators? Honey?

I'm creating a cold-climate fantasy world and would like to replace all (or most) inspects with bats. Bats would come as small as bees, all the way up to ride-able size. Big ones eat smaller ones, ...
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2answers
100 views

Could an animal benefit from plant-like vascular tissue?

Vascular plants have vascular tissues that passively allow water and nutrients to flow up between the different organs of the plant. Could a similar tissue be useful alongside animal tissues? It seems ...
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10answers
5k views

Barehanded vs direwolf

Start game Loading Loading complete You wake up in a forest, naked and lying on your back. As you stand up you realize something has been watching you, it seems to be a dog, a very big f*** dog, a ...
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2answers
73 views

What would be the physical characteristics of a sapient, mountain-adapted, gliding mammal capable of magically producing thrust?

Introduction My question is basically about what a gliding mammal that can magically produce thrust would look like, whilst meeting these criteria: Can use tools to a sufficient level to develop ...
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3answers
97 views

Science of attack mechanics [closed]

My alien creature has ability to manipulate oceans enmasse without any magic ,no technology but only a biological method like powerful magnetic field how could it work? what materials is it ...
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1answer
122 views

Creature design help - biological chemical ways for creatures to generate blizzards [closed]

My organism has power to generate blizzards. It lives in a planet full of methane and insulating gases. My question is as to how it could generate a blizzard biologically. What compounds would be ...
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3answers
116 views

Extremely powerful jaws

How my alien creature jaws crush toughest metal alloys in our world with ease ? what structure could it need to produce such bite? and what materials is it possible reinforced that allows it to bite ...
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2answers
94 views

How can my eco-hippies build a taser to down a polar bear?

I have some radical environmentalists as some of my characters. They don't want to kill any living thing, but they live in an area where the polar bear population is anomalously high, and attacks are ...
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2answers
74 views

Would You Fit All the Domesticated Animals on This One Continent?

There is an alternate Earth somewhere in the multiverse, one in which there are three continents, all separated by an interconnected network of seaways that make up only 45% of the planet's surface (...
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4answers
595 views

What would stop megafauna from evolving in low gravity planets?

On planets with lower gravity than earth what might make carbon bases megafaun rarer than in our own planet? The planets have a source of geothermic energy, solar energy, winds and oceans. Sometimes ...
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2answers
99 views

Could an animal have cell walls?

Are there any issues with an animal (specifically a multicellular organism with nerves and muscles) having cells with rigid walls, like a plant or fungus?
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3answers
119 views

How unintelligent can a gelatin mimic be?

The mimic resembles a transparent slime of gelatinous mass capable of changing colours and also shape. In front of a predator, as a defense mechanism the slime mimic will shapeshift into a wobbly and ...
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3answers
249 views

Could an animal store its water in gelatinous sacks?

Ideally animals store water in their blood or metabolize their fat reserves. I am aware of these methods but that’s not the approach I’m going for. Instead I though of an animal that secretes a slime ...
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3answers
124 views

Geometric magic in the wild

Magic comes from shapes. For example, when you inscribe a regular octagram in a circle you get a heat effect, and the right straight line atop that summons a creature from beyond the mortal plane. ...
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4answers
341 views

Vehicles vs work animals in a desert planet

Would animals like camels and horses be more useful/practical in the deep desert than vehicles like dune buggies and sandrails? Basically, I have a planet that's mostly desert surrounded with rock ...
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14answers
4k views

Biology of a creature that could instantly gain weight at will?

Certain creatures, like geckos with their detachable tails, are known to reduce weight at a moment's notice in response to attack from a predator. When I considered the opposite phenomenon⁠—increasing ...
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2answers
114 views

Paraceratherium's impact on society, warfare and culture? [closed]

So I'm creating a low fantasy world with numerous discrepancies between theirs and ours, one of those being fauna. Specifically pets, livestock, and beasts of burden. Many different species that have ...
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1answer
112 views

Core= equals soul= after life is biologically possible

TL:DR Eternals don't die, but if they die they steal the body of another animal Humans are split into demons and eternals. Demons die once, for good, no return, they are souless bodies born to ...
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1answer
99 views

Viability of the artificial selection of extra limbs from tetrapod animals?

Based in the existance of mutations in different animals which make them get extra limbs, like the next image which show a chick with four legs, gonna call them griffin. I dont' how common is this is ...
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0answers
77 views

How a creature with "bio-radiocomunication" would work?

Animals exist that use bioelectrogenesis allowing for electrolocation. Is this so different from "bio-radiocomunication" that it would disallow animals to develop this ability? An animal ...
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1answer
84 views

Theobromine poisoning in an animal hunting a character

Background: theobromine is an alkaloid of the cocoa plant, and is the substance that makes chocolate and chocolate products poisonous to pet cats and dogs. I'm writing a story in which a character is ...
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7answers
213 views

How to plausibly justify a species growing mineral-based protrusions that resemble horns or spikes?

I'm currently designing a sapient species for a science fantasy setting that's supposed to be a herbivorous, physically resilient, and bulky sort. They currently bear some resemblance to boars or ...
6
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2answers
161 views

How could an efficient respiratory system evolve for giant arthropods?

One of the most important aspects getting giant arthropod creatures in earthlike conditions is the requirement of a more efficient respiratory system; the current system is not able to support massive ...
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1answer
103 views

How would someone talk to animals (without technology or magic)

In a short part of the story that I am writing, there is a scene in which all the characters are sitting together and asking a female character, "how does she talk to the animals?" The whole ...
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3answers
177 views

Evolution of Interior Life

"Interior Life? What's that?" Quite simply, it is life that lives inside something else. As far as I know, interior life is limited to microrganisms (bacteria like E. coli) or parasites (...
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6answers
6k views

If Spiders Were the Size of Horses, What Sound Would They Make?

I'm worldbuilding an alternate earth which has less gravity and the high oxygen levels of the late carboniferous. Thus, resulting in very large invertebrate life. In one scene, the main character is ...
6
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1answer
161 views

How to estimate the price of an animal in a fantasy setting, or why does a duck cost more then a chicken? [closed]

I realise now that this is not the right place to ask this question, but for anyone else who happens to stop by and is looking for a good reference to use to price their animals, I've found a resource ...
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1answer
77 views

Can a solar powered biological stationary giant snake exist?

The Moon Jungle is known for its enormous trees with dense vegetation and fauna. However, there is a path where no tree or bush ever dares to block the way of day or moonlight. In this path stands ...
11
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1answer
187 views

Can ferrets substitute for cats as mousers?

House cats are among the oldest domestic animals on Earth. They basically followed domestication of cereals in the Middle East; mice infiltrated human habitation to eat the stored grain, and cats came ...
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1answer
100 views

Can my animal have scales?

I'm still figuring out the details but: it is about the size of a shoebox it is more mammalian than reptilian lives in trees lives in a hot climate warm-blooded will probably lay eggs it will ...
1
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1answer
83 views

faunas of Vivotera part 1: the plausibility of the "Serlano"

so I'm starting a speculative zoology project. It will occur in an alternate earth called Vivotera (from latin of vivus=life and terra=earth), very very similar to our earth except with faunas that ...
2
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4answers
185 views

How might this creature evolve?

The creature is an amphibious creature that lives in and near lakes. It is very large, being about 1.5m high at the thickest part of the body, and 7.5m long in total. Its neck is about 3.5m long and ...

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