Before we get to today’s talk, I want to illustrate what he says about humans and dogs with a seemingly unrelated video of a Kamchatkan eruption in the mid-1970s.
Russian volcanologists have shared this Soviet-era film online because that was an amazing eruption (autotranslated Russian Wikipedia article with details, but English-language sources agree that it deserved the name Great Tolbachik Fissure Eruption).
The short film is in Russian, but there are giant jets of lava to see — most importantly for today, out of the blue, there is a dog (around 1:48).
Just that one brief view. But all of us, no matter what our culture, our time, our interests, etc. — we all instinctively understand why that dog is there, although we can’t put it into words.
Now, here is much more about humans and dogs —
At the YouTube page, he gives sources and makes a few corrections, including the true species of cat shown.
Some lagniappe:
This is from the same channel — probably nowhere else will you find a sleep video like it!
Featured image: yashkin ilya/Shutterstock