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

5 votes
8 answers
636 views

How can I scientifically explain Marvel universe mutation

In the marvel universe mutants are much more fortunate than in our world; they often have extremely useful powers; ranging from telekinetic abilities to wings. As interesting and plain fun as this id …
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2 votes

A simple, yet effective, respirator

The exopack from Avatar is a lightweight atmosphere filtration system developed from civilian rebreather technology that allows humans to survive in conditions of unbreathable atmospheres with a minim …
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  • 56.3k
4 votes

How does one approach phonology notation for a non-human constructed language?

Anyone who knows what the IPA is will know about manner of articulation and places places of articulation. Places of articulation are places like the glottis or lips, while manners are how how obstruc …
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7 votes
2 answers
523 views

Could Servals be trained to hunt

The Serval is a fairly muscular, dog sized African wild cat. While doing research on them for other worldbuilding purposes, I began to think that these animals could make great hunting pets, if they …
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1 vote

How could an advanced civilization have no more than a basic knowledge of biology?

Accidents Since technology and medicine are far different practices it isn't entirely unbelievable that, similar to the discovery of penicillin, that the culture accidentally discovers medicinal pl …
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1 vote

Evolution of animals' eyesight on habitable planets orbiting TRAPPIST-1?

I came up with three simple solutions that may help you here; As the world is so dim it is possible that eyesight works similar to solar panels. The creatures that live there might be nocturnal, …
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1 vote

Multiple DNA, one creature

A species with multiple bodies will at the same time have multiple DNA The Man o' War is a type of creature that is not one, but instead multiple creatures, all of which come together to form a singl …
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4 votes
6 answers
2k views

Food other than plants

The basis of almost every food chain in existence relies on plants in one form or another, but let's the sun couldn't provide the earth with enough energy for plants to exist. What can possibly replac …
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29 votes
14 answers
8k views

How could life develop on a planet with 9-year days

In some of my first questions on this site I asked about a world with a day that lasts 9 years. Many people agreed that life on this planet could survive via migration, but not evolve. The problem lie …
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67 votes
16 answers
13k views

Is Cancer Biologically Universal?

Cancer works by making cells split and reproduce at an accelerated rate, slowly and painfully killing the afflicted. Its true weapon lies in its ability to surpass the immunity system. As far as I c …
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5 votes
Accepted

Would a humanoid creature with pointed legs/feet be able to stand, walk/run and maintain bal...

Yes Traction If a creature like this evolved, the pointed leg would simply be a specialized hoof. The point can and likely will be segmented, why? Because the spike hoof would just stab the ground …
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0 votes

Why aren't animals photosynthetic?

This means that if they were migrating through the air over Rhode Island (biology is not my strong suit), they'd blot out the sun over barely half the state. …
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1 vote

Could a catdog hybrid exist?

There is only one problem I can see and that is the two heads. You could say that one of the heads is nothing more than a glorified tail that confuses predators. the mouth of that head could work as t …
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2 votes
1 answer
340 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 realist …
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2 votes

Life on cold planets, and moving to warmer planets

I want you to know before I say this, I am sorry for this answer. But the simple answer is no. Problems with unwanted solutions For life to evolve it needs to start on a planet the exists in the h …
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