I've made this drawing to become better to use a drawing tablet - just a little exercise.
Kurama and the Tailed Beasts
Kurama, the Nine Tailed Fox (sfw) by darkshiner8 -- Fur Affinity [dot] net
Kurama - Nine-Tails - Kyuubi — Weasyl
Ninetales and Kyuubi by Nanaga on DeviantArt
Why Naruto Never Fully Transforms Into The Nine Tails
Pregnant Nine-Tail Kurama by Kyle203 -- Fur Affinity [dot] net
Inarifox's profile — Weasyl
Kurama Kyuubi ninetailed fox by Miyavis on DeviantArt
Kurama / Kyūbi, Fictionscaling Wiki
Kurama, Narutopedia