So, according to Spotify, this was the song that got me through 2020...
Admiring my little Torbie Tiger as she snoozes on me this #Caturday got me to wondering how it is she can grow hair that changes colour as it grows... And a fascinating rabbit hole to go down it is.
I recommend googling "agouti pigmentation" and starting from there - or else this is a good start: https://www.vetbook.org/wiki/cat/index.php/Agouti
Princess Sashenka, you are a remarkable kitty...
I made a thing... A 3D-Printable stand with adjustable focus for cheap USB microscopes - super handy for surface-mount soldering and things like that.
More details, and files to download to make with your own 3D Printer here: https://snowgoons.ro/posts/2020-10-16-makeable-usb-microscope-stand/