D*mn I love DHMIS. If you're talking about YouTube series, have you tried petscop yet? That one is one of the best series I've ever watched.
And then there's daisy's too :
And of course, the infamous Alan's tutorial. The legend Alan Resnik never disappoint (go try watch his other works on adult swim channel. One of them is An unedited footage of a bear and a few more :
I just love them. They're just disturbing af tho.
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(PS. If you think that petscop is hard to understand, try reading the comments on each episode or dive straight down to the long, long, long reddit post on r/petscop.