It might be a scratch you gotten a long time ago and you don't remember it.
abrase
rough skin
It is skin that's rough
it fells uppity. or something
a great whites skin is rough
Fells are "rolling hills."
Usually toads have rough skin. A frog's skin is normally smooth.
There's really no need - just provide something with rough surfaces (like large pieces of bark, or large rough stones) so the snake has something to help it break the skin. Also - a couple of warm, 5-minute baths while your snake is going thought the shedding process helps to loosen the skin.
It has an yellowish skin and is rough
No, they typically have smooth, moist skin.
Yes, the Angsana fruit typically has rough skin with a textured outer surface.
Rough and scaley.