On: Feathers are one of evolution's cleverest inventio...

[guerrilla]

So hairs are actually excretions, like sweat and shit.

[mkaic → guerrilla]

Exactly. It's like having a bazillion tiny 3D printer extruder nozzles embedded in your skin all on their own timers and flowrates.

[bee_rider → guerrilla]

What’s the opposite of a fun fact

[klyrs → bee_rider]

Teeth