For argument’s sake, the animal has to produce the lubricant naturally. Oil produced by an animal counts. Oil produced by humans using animal parts does not. I apologize for using such a crummy measurement as greatest. The best measurement I could find was dynamic coefficient of friction, but I’m not sure how good of a benchmark that is.
I’ve heard glowing praise for the spermaceti coming from the head of a sperm whale.
The secretions of the KY-Jellyfish.
synovial fluid
I think sperm whale oil was tops too, it was even used in automatic transmission fluid until it was outlawed in the 70’s.
Lanolin?
Possum snot - as evidenced by my construction foreman, way back then, when he’d advise, “Watch out! That’s slicker than possum snot.”
I always thought it was greasy grimey gopher guts, myself.
The mucous produced by slugs?
I knew a fellow from Maine who swore by donkey snot.
In the opinion of many, Beaver Flux is especially great…
The rare bacterium on the ocean floor which I think scientests have only classified with a latin name, the teflonicus sprayicus.
A banana slug must be awful slippery.
Eel slime has to be right up there. Slippery as anything.
Catshit on a linoleum floor is legendary for its slipperiness.
You owe me a new key board. The one I have is all stick and covered in pop.
Why restrict it to animals.
check out Sylk - a natural lubricant made from Kiwi fruit vines - very smooth.
Simon
Heh, I stand corrected.
No, that would be “Slickah than greased cougar snot on polished brass.”
ditto