I didn't planned to draw this it's just... happened. But I'm pretty sure that I will add some background, wolf pack on the rock in the distance maybe. But in case I'll screw it up, here's the howler alone
Reference photo by Tom Vezo
A4, Kooh-i-Noor popDraw paper, Kooh-i-Noor 2B pencil.
Has been featured here: [link]