Domestication Syndrome and the brain

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  • Опубликовано: 11 окт 2024
  • Floppy ears, curly tails, black and white spots, and, most importantly, a nice , even temperament. These are some of the common features that many domesticated species have, and this collection of features is known as the domestication syndrome. Amazingly, another very common feature is that domesticated species have smaller brains when compared to their wild counterparts. But why? In this lecture, I discuss one of the proposed mechanisms by which artificial selection may have resulted in affecting a collection of features that may just be by accident. I discuss the famous Siberian fox experiment, and finish by talking about the concept of self-domestication in humans.
    Link to video of tame and aggressive foxes in the tameness test:
    • Domesticated Fox Exper...
    NOTE: Second upload to fix audio

Комментарии • 23

  • @Aengus42
    @Aengus42 11 месяцев назад +3

    I was told that as a baby the doctors were worried about my lack of a bridge to my nose. My eyes are noticeably far apart making use of some binoculars and sunglasses a problem. Early puberty along with its concomitant shift in, erm... interests, let's say, that arrived between 10 & 11.
    Tooth problems all my life, poor spatial awareness (those assembling of tiles tests threw me completely) but I have a fascination with language, etymology and I was diagnosed with Asperger's & AD/HD in my 40's. Etymology being one of my Aspie "specialist subjects".
    It answered a whole list of puzzles & worries that had plagued my whole life.
    So your talk has been fascinating to me, thank you! To be able to (possibly) trace the root of my differences with the neurologically typical around me is another step to understanding why, if a spaceship landed in my back garden & its occupant said "Well done Les, observation of this species complete. It's time to take you home." I would be so relieved because it would've made sense of how I've felt for nearly 60 years!
    Cheers Chris, much appreciated! 😀

    • @Dr.ChrisThompson
      @Dr.ChrisThompson  11 месяцев назад +1

      Thanks for sharing your story. To be fair, the last couple of slides are definitely speculative, but it's an interesting idea none the less..

    • @Aengus42
      @Aengus42 11 месяцев назад

      @@Dr.ChrisThompson Definitely! I thought a glimpse from the inside out instead of just the outside in might be illuminating.

    • @AfkAmbiance
      @AfkAmbiance 28 дней назад

      I'm autistic my kid is autistic my husband is adhd...
      I definitely relate to being less domesticated than NTs.

    • @AfkAmbiance
      @AfkAmbiance 28 дней назад

      I'm irritable AF 😂

  • @cc32834
    @cc32834 2 года назад +7

    Ive been interested in the domestication going on in foxes and ive been researching domestication lately

  • @ForwardNewsToday
    @ForwardNewsToday 2 года назад +3

    Dr. Thompson would you please give me the opportunity to share with you my personal views on domestication and how it impacts the brain and nervous systems of animals.

  • @billygauthier9512
    @billygauthier9512 Год назад +1

    I would be curious to hear your take Dr. Thompson on the works of Weston A Price, especially his book "Nutrition and Physical Degeneration"? If you haven't already read it I would highly recommend giving it a read. Take care and great work on this video, I very much enjoyed it.

  • @tylerdoyon7525
    @tylerdoyon7525 2 года назад +1

    This is a greatly informative piece for inherited vs developed behaviour. Please modualte gain of your clip vs the inserted clips, I'd like to hear what you have to say!
    edit: changed instinctual to developed

  • @DaBunne
    @DaBunne 2 года назад +12

    you can't judge dogs as smart just because they obey commands well. obedience/compliance is typically a symptom of brain limitations, not higher intelligence.

    • @claratenzs
      @claratenzs Год назад +7

      Yes. Plus, with Service Dogs and other “dogs with jobs” something called intelligence disobedience is needed. An example for this is guide dog for the blind. They need to be able to stop at something blocking the path, even if the handler tells them to keep going. They then need to find a safe way to go around the blocked spot and get their handler back on the right path. Diabetic/medical alert dogs need to be very persistent in their alerts especially if say your brain is working well due to a seizure or blood sugar going wacky and their handler not acting fast enough to medicate themselves. There are lots of ways these dogs need to use intelligence disobedience and they also need to learn it and follow their training in high stress situations while also being in public with many distractions (and stupid people who try to pet them… gurrr) Dog are literally such amazing creatures and a truly awesome gift.

    • @DaBunne
      @DaBunne Год назад

      @@claratenzs not all of them are that smart. Only the very smartest will graduate service training.

    • @claratenzs
      @claratenzs Год назад +3

      @@DaBunne okay. You try living with a failed service dog and tell me they aren’t smart. Just because they wash out doesn’t mean they are stupid or dumb. 🙄 My lab washed out because he will not tolerate strangers touching him, he barks at them if they do. Not acceptable for service dogs (since people are selfish and stupid and try to touch service dogs all the damn time.) But he can still do all the other tasks he was trained to do, including and not limited to, opening and closing drawers, the fridge, lights, bringing objects to me. He learned how to open the pet gate, he turned one task alert around to amuse himself and now pushing anything and everything off of coffee tables just to watch them fall. He is extremely smart, learns new things practically immediately. He had 1 fault that didn’t allow him to be a service dog, he had two years of hard training and is smarter then most 5 year olds at figuring stuff out.

    • @Aengus42
      @Aengus42 11 месяцев назад

      ​@@claratenzsYup, a house move fell through when I was a kid which meant our rapidly growing Alsatian needed lots more space & a garden we just couldn't supply.
      So we offered her to the Guide Dogs for the Blind Association. She romped through her training but they refused her in the end because as soon as someone said "Good dog!" or gave her ears a quick ruffle to say "Well done!" she'd be absolutely ecstatic! Any praise whatsoever & she'd jump up, lick faces, run around in circles etc.
      A very, very happy Alsatian is a handful for someone anyway but especially if you're partially sighted. It was a behaviour they just couldn't modify.
      So we ended up with an exceedingly well trained, very intelligent dog who knew there was more to life than being a pet dog in a small home. Every time she was left on her own she'd howl and howl and tear up furniture, curtains, carpets... Not her fault. She was never blamed or punished. We knew why.
      Luckily a farmer took her. She lived on a huge mixed farm and all of her destructive behaviour disappeared.
      Reading your post brought back many memories, thank you 😀

  • @ikerbargasgalarraga148
    @ikerbargasgalarraga148 2 года назад

    Great video. Thanks!

  • @DaBunne
    @DaBunne 2 года назад +1

    30:54 wait wait wait... something else with people who are narcissistic... typical profile for such people is high fear (afraid of death - afraid of judgement - afraid of abandonment), and also typically smarter than your average bear.... ! crafty, witty, clever!

  • @kayleighgroenendal8473
    @kayleighgroenendal8473 Год назад +2

    I wish Humans had a Phenotype that changed back to the wild type when we go feral like pigs....I could imagine our brow ridge going back to a big thick ridge, tons of body hair, maybe a tail here and there 😂

    • @lasmmaeify
      @lasmmaeify Год назад

      Look up feral children, it happens. I don't understand the reasons exactly why it can happen but I do have some online sources on it if you're interested