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submitted 2 weeks ago by MelonYellow@lemmy.ca to c/science@lemmy.world

His answer is the octopus. What say you?

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[-] FundMECFS@slrpnk.net 71 points 2 weeks ago

But they

  1. Have extremely short lifespan so a limited capacity to learn (1-2 years)
  2. Don’t raise their offspring, in fact after mating/laying eggs they naturally die, so no knowledge sharing
  3. Are extremely solitary and don’t have social bonds or do anything socially, so little communication/passing of knowledge
[-] Hamartiogonic@sopuli.xyz 28 points 2 weeks ago* (last edited 2 weeks ago)

On top of that, they might not even survive the CO2 and consequent ocean acidification. If humans were to get eradicated by some super plague, then octopi might still stand a chance. However, the points you mentioned mean that they are playing this game in hard mode when it comes to winning by intelligence.

[-] FundMECFS@slrpnk.net 23 points 2 weeks ago* (last edited 2 weeks ago)

I worked as an intern at a lab studying octopus vulgaris.

They are extremely sensitive to all sorts of things in the water. Keeping them well is very difficult. Although I would imagine if there are big but gradual changes in water environment, they would have a chance of adapting faster due to short life cycles and the fact that mating creates hundreds of thousands of eggs.

[-] Hamartiogonic@sopuli.xyz 8 points 2 weeks ago

If we assume that they somehow survive all the way to the very moment when humans get a permanent ban to the Earth Server, then the changes should be gradual enough after that. The bad news is, humans love to play this game by recklessly exploiting every bug and glitch, so rapid changes (in evolutionary scale) are the norm.

See also: Peppered moth evolution

[-] scarabic@lemmy.world 3 points 2 weeks ago* (last edited 2 weeks ago)

I’m not even convinced that intelligence is a requirement to be the dominant species. Intelligence is so expensive that nature rarely ever selects for it.

Trilobytes did pretty damn well for a hell of a lot longer than we have so far. I think we need a stronger working definition of “dominant” in order to judge any candidates.

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[-] TheReturnOfPEB@reddthat.com 32 points 2 weeks ago

Eighteen paragraphs of throat clearing to get to the point of the title.

[-] eronth@lemmy.world 3 points 2 weeks ago

It's the new norm. Worse when it's video format and, thus, hard to skim.

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[-] mipadaitu@lemmy.world 27 points 2 weeks ago

It's unlikely an aquatic species can achieve technological breakthroughs needed to spread like humans can. It would be very difficult for them to build fires, smelt metal, and create the advances based off of those tools.

While they can be extremely smart and adaptable, it's difficult to imagine how a species like that could develop machines.

Sure, there's possible ways around it, like natural vents and geothermal power, but why would they utilize these resources without a benefit like cooking?

[-] Neuromancer49@midwest.social 21 points 2 weeks ago* (last edited 2 weeks ago)

Shells or coral could serve as early tools, but (just my opinion) I feel it's a little human-centric to assume fire and metallurgy are required to progress. Just because we did it that way, doesn't mean another species would have to.

[-] spankmonkey@lemmy.world 17 points 2 weeks ago

Fire and tools were what we needed to become the dominant species, as they gave us power to take down the larger megafauna.

[-] reksas@sopuli.xyz 8 points 2 weeks ago* (last edited 2 weeks ago)

whatever comes after us will have to make due with whatever crap we leave behind. There wont be enough natural resources left for them to use if they want to do anything larger scale or advanced

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[-] DudeImMacGyver@sh.itjust.works 17 points 2 weeks ago

Their lifespans are very short and that whole ocean acidification thing might be a problem.

[-] Jimmycakes@lemmy.world 3 points 2 weeks ago

They will evolve to have gills and walk on land

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[-] seven_phone@lemmy.world 15 points 2 weeks ago

They are marine which makes fire impossible which severely limits industrial advancement. Similarly they are not social animals which negates a lot of the division of labour advantages of a society. While a species of octopus might advance intellectually to ponder its own existence I doubt it could achieve the infrastructure necessary to significantly control its environment.

[-] MutilationWave@lemmy.world 7 points 2 weeks ago

Don't forget that they only live 1-2 years. 3 tops. I think this is even more limiting than fire. And if evolutionary pressure leads to longer lifespans somehow, they must overcome the whole dying after mating thing.

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[-] TropicalDingdong@lemmy.world 12 points 2 weeks ago

Crows and ravens. Highly adaptive. At home in a deep forest or the remains of a burnt out city. Social. Predisposed to intelligence.

The whole concept of a "dominant species" is also a bit ridiculous and probably shouldn't be bought into whole cloth. If what we mean by "dominant species" is 'the most radiatively expansive single species before allopatric speciation takes over..", then pick any one of the many many invasive we've spread around the planet. Our intelligence has allowed for a massive and basically instantaneous geologic layer globally, but it's not something that can be handed off in the way that a vasculature did for land plants or the ability to decompose cellulose and lignin did for fungi.. unless we want it to be.

If you really want intelligence to make it's mark on the earth we need a way to move it from our species into other species, because we're not long for this world. Move the genes specific to human nervous tissue and neurons into bees, ants, termites, any formian creature. That'll get this party started.

[-] AnAmericanPotato@programming.dev 9 points 2 weeks ago

I think there's a solid argument to be made for ants as the world's dominant species. There are even supercolonies that span multiple continents. https://pmc.ncbi.nlm.nih.gov/articles/PMC3352483/

They will likely continue to thrive in the post-human global environment. Their success does not rely on human development (like, say, rats), nor are they severely threatened by human development (like...well, most things).

[-] TropicalDingdong@lemmy.world 6 points 2 weeks ago

Was talking about this earlier with the s.o., we've both got pretty substantial biology training (phds, ms, bs etc). We both agreed that "dominant species" is a bit of a term looking for a definition, as in, it's not something extending from biology or ecology but rather something being imposed upon them. We were between nostoc and rhizobium, with fungi capable of digesting lignin in third place, for the most "world dominating" species, in the sense that those species, through their biology, have carved the planet into a place much more suited for themselves.

It strikes me that humans aren't even really doing that, but rather, we're selecting for an environment less suitable to our own survival. So I don't know that humans would even rank for dominance over the environment because we really don't have any sense of control over the matter, whereas, some other species clearly do.

[-] jordanlund@lemmy.world 10 points 2 weeks ago

Ants. The hive mind structure will be hard to beat.

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[-] ekZepp@lemmy.world 9 points 2 weeks ago

I think we will screw up this planet even more before the end. So, probably bugs.

[-] ikidd@lemmy.world 8 points 2 weeks ago* (last edited 2 weeks ago)

I'd bet on racoons or some primate. They aren't going to get far though until there's enough continental subduction to reveal fresh metal and fossil fuel deposits, and that could take a very, very long time.

[-] Quexotic@infosec.pub 6 points 2 weeks ago

Crabs. https://en.m.wikipedia.org/wiki/Carcinisation

Multiple different species have evolved into crabs. Apparently it's kind of a mystery.

I think they're the perfect organism.

I'm only 1/4 joking.

[-] Neuromancer49@midwest.social 6 points 2 weeks ago

If anyone's interested in this sort of speculative sci fi, check out A Mountain in the Sea by Ray Nayler. 10/10 world building, 9/10 science backing, 6/10 writing.

[-] Grandwolf319@sh.itjust.works 6 points 2 weeks ago

Serious question:

How difficult is it for octopus to change via evolution so it becomes more like a primate?

They can already breathe on land for up to an hour.

I think they just need a few key mutations to live longer and nurture their young.

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[-] ME5SENGER_24@lemmy.world 5 points 2 weeks ago

Interesting way to spell Daleks. EXTERMINATE!!

[-] scarabic@lemmy.world 5 points 2 weeks ago

I’ll bet 90% of people commenting on the internet immediately thought: “octopi!”

Twelve ponderous paragraphs into the article, this brilliant scientists finally says: “octopi.”

[-] Hamartiogonic@sopuli.xyz 5 points 2 weeks ago

I would argue it depends on the method humans get removed from the equation. Chances are, humans are going to leave behind such a mess of that it’s going to be pretty hard for most things to survive.

Anything living off hydrothermal vents should be fine, even if the Earth undergoes prolonged nuclear winter or even a snowball earth scenario. Everything else is at great risk of going extinct. Tardigrades should be fine though, since they can survive all sorts of weird extremes.

[-] subignition@fedia.io 5 points 2 weeks ago

splatoon was supposed to be a warning, not a prophecy

[-] Furbag@lemmy.world 4 points 2 weeks ago

My best guess? Probably another primate. Bonobos and Chimpanzees seem like the ideal candidate to take over the husk of Human civilization the quickest. Another species might have a shot, but then it's a question of how many millions of years it's going to take for them to evolve and if they can survive the cataclysmic events that will no doubt hit Earth in the meantime.

If not primates, I would bet on one of the following species:

Corvidae - Extremely intelligent, highly adaptable, tool-users, social, pass down their knowledge to offspring.

Canis Familiaris - Highly social, apex predators, genetically diverse, spread throughout every corner of the world.

Loxodonta - Extremely intelligent, highly social, adaptable, builders and tool-users, long lifespans.

[-] hark@lemmy.world 4 points 2 weeks ago
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[-] SkaveRat@discuss.tchncs.de 4 points 2 weeks ago

As the documentary novel Children Of Ruin can attest to

[-] daniskarma@lemmy.dbzer0.com 4 points 2 weeks ago

Why would even be a next "dominant single species", like humans?

Out of the billions of alive organisms that had ever been on earth only humans have human intelligence. It doesn't seem like a common trait for any organism.

I think that humans are just some weird anomaly. Once we are gone there will probably not be any other intelligent species for a while, if forever.

[-] massive_bereavement@fedia.io 4 points 2 weeks ago

Crabs, everyone knows it's crabs.

[-] Endymion_Mallorn@kbin.melroy.org 3 points 2 weeks ago

He's been saying that since before The Future is Wild and his Squibbons.

[-] beefbot 3 points 2 weeks ago

Crows! Oh. Are we taking guesses? Dogs! Any creatures who have lived close with humans? Cockroaches!

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this post was submitted on 05 Jan 2025
105 points (100.0% liked)

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