Questions tagged [skeletons]

For questions about exoskeletons, or the central structure of vertebrates, usually made of bone. Consider also the tag [bones].

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How would hydrostatic skeletons respond to different atmospheric pressures?

I'm wondering whether atmospheric pressure (high or low) would have any impact on the favorability of hydrostatic skeletons. Obviously hydrostatic skeletons work well in water, but I'm not sure if a ...
Elhammo's user avatar
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0 answers
43 views

How do I make skeletons strong without using magic? [duplicate]

Skellies are just parasites that take over the bones of the deceased and use them like a mecha/gundam. A stick-insect but in the shape of a human, and made out of bone. the skeleton of the heaviest, ...
Alve's user avatar
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7 votes
1 answer
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A planet *without vertebrates. (*mostly, restrictions apply)

I'm thinking about the evolutionary history of life on a world very similar to earth in many ways, carbon based life, life began in the seas, creatures like cephalopods, and arthropods, evolve. But, ...
futurebird's user avatar
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9 votes
8 answers
3k views

What is the best way to remove meat from a skeleton for necromantic purposes?

In a specific city in my D&D setting, necromancy is incredibly commonplace. Undead are generally very common; however, skeletons are favored by the government of the city as soldiers, and by the ...
Repyro's user avatar
  • 109
2 votes
1 answer
109 views

Coherence of Facial Features in an Antarctic Race

I am currently thinking of an Asian-descended race/type of humans who want from the Americas then were expulsed to an agriculturally viable Antarctica by what we know today as the Native Americans, I ...
Bangerblade's user avatar
3 votes
4 answers
362 views

Advantages and disadvantages of enamel bones

I am writing a speculative evolution project that includes terrestrial sharks. However, a shark’s skeleton is made from cartilage, which while flexible is not suited to bearing large weight on land. ...
user98816's user avatar
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5 votes
2 answers
465 views

Can a creature have an endoskeleton of chitin and silica?

I've been doing research for the worldbuilding of my planet and I'm going back to design the details of the basic body plan for all creatures. I was interested on using something different than Earth'...
Umbrace's user avatar
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3 votes
8 answers
446 views

Augmented bones: Plausible ways to strengthen the skeleton?

While the question has been asked multiple times on this site. They almost all universally boil down to, "Use Carbon nanotubes!" While CNT do have impressive material properties and can be ...
Seraphim's user avatar
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6 votes
2 answers
460 views

Bones with iron like beaver teeth. Would it work?

Beavers, asides from being the largest rodent in North America and making rather fetching hats, also have iron compounds within their teeth enamel which allows said tooth handle higher amounts of ...
Seraphim's user avatar
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4 votes
3 answers
1k views

Would Anthropomorphic Bugs and Crustaceans Need Armor?

In my book series, many of the sentient races that exist are anthropomorphized versions of real animals. This has been mostly problem-free with vertebrates, but I have a question regarding ...
The Weasel Sagas's user avatar
4 votes
1 answer
350 views

Why would a creature need a rib cage that can split open?

Aside from making it hard for surgeons to operate, the rib cage is essential. It’s a calcium battery, frame for our muscles and protects our organs and bone marrow. Ribs by themselves (like in snakes) ...
LiveInAmbeR's user avatar
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1 vote
2 answers
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Could an animal have a set of scales supporting its body instead of a spine?

Could an animal, similar in size and lifestyle to a hippopotamus, be supported by a set of hard, exposed scales instead of a spine and a ribcage? The scales would not be fused, but connected by joints....
Ichthys King's user avatar
1 vote
1 answer
248 views

What would the skull of my creature look like?

My creature has a completely flat nosebridge, forward facing eyes, canine-like teeth, and horns. I'd also like to ask if the reference posted below has enough room for a large brain, as it is just as ...
FelisMiscellaneous's user avatar
1 vote
1 answer
162 views

Is a permanent exoskeleton made of a stereom-like material plausible?

Could an animal have an exposed exoskeleton with no tissue covering that is never cast off and is not secreted by a mantle, if the exoskeleton was made of a living tissue like stereom? The living ...
Ichthys King's user avatar
5 votes
1 answer
162 views

How much could a biologist tell about an unknown creature from just a tooth?

If a biologist were to find a single tooth from an alien or fantasy beast, what could they figure out from that tooth? Would it be possible to get any idea of what the animal may look like?
Samuel Hope's user avatar
5 votes
1 answer
120 views

Bipedal mole rats

Mole rats start evolving bipedalism. Are they more likely to stand upright like humans as seen in this photo Or is the idea of mole rats walking bent over like pandolins more realistic
user avatar
5 votes
3 answers
492 views

Most efficient actinopterygian jaw structure?

Ray-finned fishes have a variety of interesting and complex jaw structures. Here is the skeleton of an anglerfish Here is the skull of another actinopterygian I am designing a large (roughly ...
Praearcturus's user avatar
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1 vote
3 answers
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Could an animal evolve iridescent horns that appear metallic like chrysina resplendens' chitinous exoskeletons?

Sort of two questions here, but very related. One about whether a mammal-like animal could evolve to have a chitinous endoskeleton, I guess. Then a question of whether, if they grow horns, that ...
LukasExemplar's user avatar
3 votes
1 answer
152 views

How would hands or hand-like appendages evolve from ray-finned fishes?

Tetrapods evolved fingers from the inner-bones of the fins of lobe-finned fish, could hands ever evolve from ray finned fishes if they were to become fully terrestrial, from a mud skipper ancestor?
DoubleS's user avatar
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7 votes
4 answers
2k views

Dr. Frankenbull's Problem: How To Tell Aurochs From Bison

The mad scientist community is...mad, to put it kiddie-appropriately. Their logic has the tendency to make 0% sense 100% of the time (provided, of course, that they ever bring it up.) So you can ...
JohnWDailey's user avatar
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3 votes
3 answers
390 views

Is it be possible for creatures to make use of other metals, besides or in conjunction with calcium or chitin, as part their endo or exo-skeleton?

Hypothetically there is a large-ish planet, which is extremely dense due to its high metal content. This planet has relatively high gravity as a result. The fauna and flora have adapted to the high ...
Luck's user avatar
  • 33
2 votes
2 answers
259 views

Segmented Endoskeleton

I have a primarily marine creature that needs to be able to move around effectively outside of water yet still be extremely flexible. My idea is having an anatomy based largely on bony disks similar ...
Thalassan's user avatar
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31 votes
13 answers
6k views

What is the best way for a skeleton to impersonate human without using magic?

The classic skeleton that a necromancer has reanimated has gained independence and escaped from the group. Now, as a free individual, wants to know more about humans. Obviously, humanity sees it as a ...
Malkev's user avatar
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3 votes
5 answers
319 views

How can I make these feet spikes more sturdy?

The bone is three inches circumference at the joint and one-millimeter circumference at the tip. How might this bone support the front of an animal weighing one-hundred pounds? It runs with its legs ...
MintySweeTea's user avatar
  • 1,548
4 votes
4 answers
463 views

What sort of hip bone is required for quadrupedal animals to locomote on their hind legs?

I am designing a creature that is quadrupedal but can run after prey on its hind legs. What kind of hip bone would allow for the excess stress to be put on it during bipedal locomotion? The animal is ...
MintySweeTea's user avatar
  • 1,548
6 votes
2 answers
169 views

How long would a creature the size of an argentinosaurus' bones last in a scrubland?

The basic idea is that a massive organism with a bone structure similar to a tortoise's dies in an open area. Then, once only bones are left, they become an open cavern with fertile soil layered on ...
MintySweeTea's user avatar
  • 1,548
5 votes
8 answers
570 views

Could a medium sized mammal in the order carnivora evolve to be bipedal?

In the movie Guardians of the Galaxy (and a few others), we meet a bipedal raccoon known as Rocket (who I am aware did not evolve to be bipedal, but I am using him as an example). I honestly love the ...
John Lewis's user avatar
9 votes
7 answers
5k views

Is there really no realistic way for a skeleton monster to move around without magic?

One of the solutions I think is making the muscle go inside the bone, something look like an exoskeleton creature. either mechanical or organic making the artificial muscle developed inside the marrow,...
Li Jun's user avatar
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21 votes
5 answers
13k views

How long would it take a body to decay and the bones to fall to the ground from a tree?

Death occurs in extremely high humidity and an average temperature of 23 C (~75 F), both of which continue for six weeks. At that time, temperature begins to fall over the course of eight weeks to an ...
Stephen's user avatar
  • 353
7 votes
1 answer
385 views

Effects of a ferret-like spine/ribcage on bipedal posture, possible leg lengths/proportions?

I was recently redesigning some mostly hominid Aliens I designed a long time back in high school and felt were a little lackluster, and since they were already Tall, Wiry, and vaguely Shambolic-...
BonnetBee's user avatar
  • 913
0 votes
2 answers
937 views

If a human had metal bones that were completely inflexible, would this cause any ill effects?

I've got a subspecies of human, Homo Volantes, that has been designed to live both in zero-G and in surface gravity. Several adaptations have been made, one of them including the replacement of ...
Sydney Sleeper's user avatar
15 votes
7 answers
4k views

Alternative skeleton material for an Earth-like planet

On earth, the skeletons of Osteicthyes and all their descendants are made of a mixture of collagen and calcium. We can do this because Earth contains food sources for all these animals containing ...
SealBoi's user avatar
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2 votes
2 answers
1k views

Amoeba Skeletal Structure

So I am making these giant(human sized) amoeba-like aliens and to have something this big it requires a skeleton to maintain shape and to support its body but also needs to be flexible so it can do as ...
Amoeba's user avatar
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2 votes
1 answer
491 views

What's left of Bones AFTER decomposition? [closed]

So, after doing a bit of research, I know that Bones decompose in humid conditions and with enough time. However, what do they decompose into? Most people simply say "dust", which works if you only ...
user avatar
8 votes
5 answers
2k views

Would it be possible for a humanoid organism to have bones made of a crystal like quartz or diamond rather than apatite?

Starting at the most basic of theoretical questions, is it chemically possible for these minerals to be deposited by an organic enzyme? I'm particularly interested in diamond because it's pure carbon, ...
Horik's user avatar
  • 1,123
8 votes
6 answers
2k views

How would magic make skeletons be able to move on a very realistic and logical scientific level? [closed]

So, how would skeletons be able to move? How would magic hold the bones together and make them able to move? How would they show gestures and expressions if they don't have muscles or nerves? Would ...
Abdallah El-Shewkh's user avatar
4 votes
3 answers
435 views

Would a floating clavicle be useful in arboreal humanoids?

My race of arboreal humanoids has limb proportions very similar to those of a human apart from their slightly lengthened arms. They are already quite strong, and I'm hoping to add to their ...
Cas's user avatar
  • 692
1 vote
1 answer
548 views

Gorilla + Orangutan = The Best of Both Worlds

In the great apes, there are two worlds--ground and treetop. Representing the ground is the largest primate on Earth, the genus Gorilla. Representing the treetops is genus Pongo, the orangutan. ...
JohnWDailey's user avatar
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43 votes
27 answers
11k views

How do I keep my remains safe from being summoned as a skeleton?

Imagine a magical world similar to this question, where everyone uses skeletons as soldiers. There are mages running around searching graves for bones to summon them into skeletons. How do I keep ...
DonQuiKong's user avatar
  • 3,229
5 votes
5 answers
1k views

Would a guard dog be afraid of a walking, talking fantasy skeleton? [closed]

Suppose that there was a standard fantasy skeleton, walking, talking, essentially a live human but minus the fleshy bits. Call it magic, whatever, it's here in our modern world, and it's up and doing ...
user2828965's user avatar
19 votes
1 answer
7k views

Chitin vs. Bone

I am interested in the concept of a chitin endoskeleton (rather than exoskeleton). In the role of a humanoid internal structural skeletal system, how would chitin compare to bone? Would it be as ...
Yardbird's user avatar
  • 301
5 votes
5 answers
32k views

How long does it take bones to decay? Above Ground, Inside, Humid Environment

From death to brittleness? Two bodies, on a bed, in an embrace. Windows and doors closed, so little to no air and light, but not completely air/light tight. No scavenger animals/rodents, but bugs ...
Winchester's user avatar
0 votes
1 answer
288 views

How would multple moons affect undead and werewolves? [closed]

The 2 classic movie monsters: werewolves and undead both are nocturnal. But how would multiple moons affect each of these classic fictional monsters? Would multiple eclipses help them out the undead ...
Jesse Cohoon's user avatar
  • 2,562
7 votes
2 answers
640 views

Zombies Versus Skeletons: Optimal Strategies? [closed]

Don't ask me why, but my story's come to a race of zombies coming to blows with a race of skeletons. The Zombies The zombies are able to infect live non-zombies. They wander about aimlessly, moving ...
user avatar
9 votes
1 answer
561 views

A city built inside the skeleton of a beast?

There is a behemoth creature that once swam the great oceans of a planet whose waters now run dry, and whose surface is now a sand-covered desert. The Creature is now long-dead, but it's Skeleton ...
Brubek Coltrane's user avatar
6 votes
4 answers
328 views

Regenerating Skeletal Lizards

So I have a creature that I think is a bit out there and likely impossible, but it's too good of an idea and I don't want to scrap it. Basic design I don't really have a distinct shape that I want for ...
unknown's user avatar
  • 910
6 votes
3 answers
1k views

Can human body systems be implemented into a robot [Muscular + Skeletal systems]

This is the first question in a series that I have (that follows the human organ systems). This question deals specifically with the use of the muscular and skeletal systems in a robot. Since they ...
Matt Woodspirit's user avatar
12 votes
3 answers
1k views

How can my skeleton be preserved *and* easily found by my Mars Rover

In my story, I would like to have a contemporary Mars Rover find not only evidence, but a mostly complete skeleton of a homo sapiens that perished around 50,000 years ago when it was exposed to the ...
Mikey's user avatar
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17 votes
7 answers
3k views

How to Strengthen Bones

This is inspired by our third fortnightly challenge, but a question I've had for a while anyways. Bones are seriously complex structures. Far more complicated than most structural materials humans ...
PipperChip's user avatar
  • 32.3k