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Questions tagged [biology]

Biology is a natural science concerned with the study of life and living organisms. With regards to science fiction and fantasy works, it is generally associated with the practicalities of invented forms of life or life-supporting habitats.

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How would I build a civilisation of multiple worlds around multiple suns work? [on hold]

I’m building a group of magical civilisations, in which there are seven suns, orbiting a much larger sun, each with their own planets. There are forty planets in total. Some are moons orbiting gas ...
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1answer
170 views

Is it known what conditions caused the Gungan species to diverge morphologically?

It is well known that the Gungan species is divided into two races, the Otolla and the Ankura, even to small children. However, the astonishing biological diversity of Naboo seems a subject still in ...
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0answers
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What is the energy source for the spice-sandworm cycle? [duplicate]

The lifecycle of the Maker apparently contains stages when it produces spice (actually its precursor), and stage when it feeds on sand plankton, which are said to consume spice. Where is the source ...
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1answer
470 views

Has human child-bearing age been extended in Star Trek?

We know that life expectancy has been radically increased due to significant medical advancement. For example, Dr. McCoy lives to be at least 137 per his depiction in "Encounter at Farpoint". We ...
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1answer
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Does a xenomorphs acid blood make it vulnerable to water, or any other base/buffer solution?

For humans, a sudden change of blood pH from 7.4 to say 7.5 would be quite significantly harmful https://en.wikipedia.org/wiki/Alkalosis this is because of all the highly specialised proteins in the ...
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2answers
723 views

Where does the energy come from in the Dune ecosystem?

In Frank Herbert's Dune books, the planet Arrakis has an interesting and well thought-out alien ecology. As summarised in this answer, the sandworms eat sandplankton (which consists, at least in part, ...
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2answers
1k views

How do Togrutas hear?

I was watching Ahsoka videos when it suddenly dawned upon me that she has no ears. After doing some research, it seems neither her horns nor her tentacles serve an auditory function. The other ...
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1answer
218 views

Strange alien planet with sentient trees, human colony - a novel

These trees have offspring that undertake a pilgrimage over water and land to a mountain, then return to their home, take root, and become part of their family forest. There are several, sometimes ...
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1answer
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Is there any evolutionary advantage to the position of the Vulcan heart?

We know both from the original series and Star Trek Beyond that the vulcan heart is located where the human liver is. It seems an odd and inconvenient position deprived of the protection the rib cage ...
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5answers
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Where/What are Venom's eyes?

Disclaimer: I have zero Spider-Man comic lore experience. When I think of Venom from the Spider-Man universe, I picture this: I always thought of the big white areas on his face as his eyes. Not ...
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0answers
119 views

Why does Dr. McCoy have difficulty with Vulcan biology? [duplicate]

I've been watching The Original Series and on any occasion when Mr Spock has some health issues McCoy seems either baffled or unable to help him without taking risks or being completely unable to ...
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2answers
573 views

Did life evolve in Star Wars, or was it created by the Force?

I was wondering how exactly life originated in the Star Wars universe. Did life arise through natural processes (eg. Darwinian evolution) like on earth, or did the Force somehow "create" life? Did ...
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5answers
330 views

A person contracts a biological pathogen that is collectively intelligent, forming a symbiosis

Trying to identify a story where: A person (man/woman?) somehow contracts a pathogen that leans to communicate with him. The pathogen is something like an amoeba. the person is hunted by others ...
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3answers
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How many alien species are compatible with humans?

In the various incarnations of Star Trek across the decades, there have been some important characters who are half-human, one of their parents being an alien: Mr Spock, from TOS, is half-human and ...
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1answer
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Novel with intelligent sperm whales and their legendary heroes

A novel with intelligent sperm whales which I PARTIALLY read in a supermarket book display back about the 1980s I guess. Obviously it counts as at least partially fantasy and science fiction. I ...
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1answer
757 views

What Star Trek humanoid species has the longest natural lifespan?

I don't mean due to advanced medical technology, cryogenics, stasis, time travel, etc. I don't mean due to being a Q or a Borg or some other non-corporeal lifeform or a totally alien biology. Which ...
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1answer
316 views

Are Gallifreyans reptiles, mammals, or something else?

I recently saw a claim that Gallifreyans are reptiles. I know that their normal internal temperature is significantly lower that that of humans. From Wikipedia (emphasis mine): Physiological ...
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10answers
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Why does human racial diversity exist in Star Trek?

In Star Trek, humans of different racial appearances exist, such as Captain Kirk and Lieutenant Uhura. But I assume that if humans have been able to travel easily around Earth, and that there is ...
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2answers
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Is Priss' death plausible for normal humans? [closed]

We have no doubts that Priss is a replicant: we see Deckard read her file, then we see her showing off in front of JF Sebastian, and finally the matter of her death: ...
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2answers
296 views

Where do the Mother Trees came from?

Warning: this question is a significant spoiler to the "Speaker of the dead"! Lets talk about sex. No, not the ordinary one but that of the Pequeninos (Piggies) from the Enderverse, which have a ...
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2answers
272 views

Are Formic queens the only fertile females?

We know that Formics supposed to be similar to our ants, which have only one fertile female - the queen - that is a mother to the whole swarm. Is the same true to the Formics as well? I remember that ...
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4answers
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Are the humans in the Star Wars Galaxy really humans?

Related: Why are there humans in the Star Wars Universe? This is a subtly different question because I'm not asking whether there's a historical relationship between the two lineages. I am asking ...
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How does the Space Slug (Exogorth) breathe in the vacuum of space?

Whilst answering this question, an interesting question came to mind. In the chase through the Hoth asteroid field in The Empire Strikes Back, the Millennium Falcon takes refuge in a cave, which ...
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2answers
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Why doesn't zombie blood coagulate?

In The Walking Dead (as opposed to the book World War Z, for instance), it has been consistently shown that zombies have red, liquid blood, apparently indistinguishable from human blood. But we know ...
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1answer
541 views

Do characters in Star Wars address how odd it is the universe is filled with humanoids?

In Star Wars, basically everyone is a human with facial make-up; is there an attempt at an in-universe explanation of this within this franchise? Note:formerly this question was for Star Trek and ...
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2answers
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Do Shapeshifters, like Odo, shift just shape, or composition as well?

When Odo is shaped as a humanoid, for example, is his eye just the outward shape of an eye? Or does he have a lens, and a retina, and an optic nerve, and a brain made of neurons processing images?
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Can tree frogs modulate their infrared output? [closed]

In Jurassic World one of the scientists said that tree frogs can modulate their infrared output. Is this science fiction or science fact?
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1answer
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Infection by dead Things

Based on John Carpenter's 1982 film The Thing and its 2011 prequel (also titled The Thing), is it possible for someone to get infected by a dead Thing?
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Was the Thing trapped in its current form until assimilating another, or could it retake the form of previous assimilations?

In the 1982 film The Thing, was the creature trapped in its current form until it could assimilate another, or could it retake the form of previous assimilations?
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2answers
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Is Superman's strength related at all to his muscles?

Superman is generally shown in most appearances with a single iconic physique: buff as hell. He's also super-crazy-ultra-mega-strong. But as any fan knows, the two aren't generally related: he draws ...
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5answers
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Is Ferengi behaviour better explained by biology or culture?

Obviously some characteristics will be based on biology (Trills not being good in the heat while Cardassians are for example.) However, in the various incarnations of Star Trek, there appear to be ...
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0answers
486 views

Are there Star Trek Species that are explicitly biologically incompatible? [closed]

We know that Klingon and Human DNA is compatible enough to reproduce (B'Elana Torres); same with Human and Vulcan DNA (Spock), and Cardassian and Bajoran DNA (Tora Ziyal). Are there any examples of ...
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2answers
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What is the gestation period of a Klingon?

I am aware of the gestation periods of Betazeds is 10 months and (obviously) humans, but is the time span ever addressed of Klingon gestation? (Perhaps VOY might have a reference with B'Elana's ...
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1answer
571 views

Short story about mis-delivered cloning kit from the future

Short story about mis-delivered cloning kit from the future. Subject man clones himself using scanner and ingredients from the kit (add water), agent arrives (from future) to reclaim the kit, but ...
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1answer
479 views

What function do Xindi cheek holes serve?

All 5 of the extant sapient Xindi species have the same holes (and a line of bumps) on their cheeks, as can be seen below: Has it ever been explained what purpose they serve, or how such different ...
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2answers
386 views

Do ST:DS9 Changeling/Founders Regenerate Their Matter?

On a number of occasions, e.g. S07E21 with Odo, Changelings give a sample of themselves for studies. As they don't seem to eat or consume, are they permanently losing mass when they do so? They seem ...
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4answers
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Why aren't there any recognizable elf children in Middle-Earth?

Why aren't there any recognizable Elf children in Middle-Earth? I don't remember reading about younglings, only adults. Hobbit children, goblin imps and human children are all represented in the LOTR ...
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3answers
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Is Wolverine sterile?

Pretty much just that...it seems like there would be a lot of little (and not so little) Wolverines running around by now if not. Surely this is addressed somewhere in the comics.
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1answer
608 views

What about all the dragon-poop?

Was there ever a definitive description of how dragons and fire lizards defecate and what was done about it? I have read some descriptions saying that they do so between, while other sources stated ...
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1answer
427 views

Does Hulk have joint problems? [duplicate]

I just saw Hulk punch a tunnel through a mountain, and jump over others; and I've seen him throw cars so started thinking: he has this strength and muscles but don't his joints wear and tear? Has he ...
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2answers
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What about Pandora's atmosphere is toxic to humans?

On Pandora, humans have to wear oxygen masks when moving about in the open air. On arrival, the soldiers are told, "you lose that mask you're unconscious in 20 seconds, you're dead in four minutes." ...
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3answers
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How do the Dune sandworms move?

The sandworms of Dune are huge and powerful. But how exactly do they move beneath all that sand? They don't necessarily skim above the surface as they apparently only raise smallish (relative to their ...
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1answer
12k views

What color is smurf blood?

Is it known whether smurf blood is red or blue? I checked the UNICEF ad (an ad where the Smurf village was annihilated by warplanes), but couldn't spot any blood in the ad.
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1answer
822 views

Can you genetically engineer powerful Force users?

Can genetic engineering be used to create more powerful force users than naturally born life forms can become? I was thinking about Vader's claim that the ability to destroy entire planets is nothing ...
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2answers
512 views

At what point does the biological portion of the (Arnold) Terminators fail?

In the film franchise we see the Terminator(s) get shot, burned, flayed and smashed. In T1, it begins to rot without medical attention. In T2, Uncle Bob tells Sarah Connor that it will heal as she ...
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1answer
324 views

Story Identification: Carnivorous Pack-Hunting Chipmunks

I recall reading a short story back in the 80's that featured some biologists who ran across a pack of carnivorous chipmunks in a national park. They would gang-up on larger creatures, like owls, and ...
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2answers
674 views

Is this retrovirus actually science fiction? [closed]

In the second book of Dean Koontz's unfinished Moonlight Bay trilogy, there is a retro virus that takes DNA from one creature alter itself accordingly and deposits itself into another cell, causing it ...
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1answer
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Does Clark Kent have a weight problem?

This question came to mind while watching an overloaded vehicle tilting down the road ahead of me. Are Kryptonians Height & Weight Proportional (H/W/P) to humans? I'm curious to know if Clark has ...
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1answer
481 views

Would an alien chestburster be classified as a parasite or as a hybrid?

Aliens or Xenomorphs, form the Alien franchise go through several stages of development. One of these is hard to define. The chest burster feeds on its host like a parasite, Wiki - Parasitism ...
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2answers
661 views

Do Aliens (Xenomorph) have cells?

Do the aliens from the Alien franchise have cells as we know them? I want to know as I assumed they didn't and just secreted a resinous exoskeletal system.