From the creator:
Direction and script — Petrick
Art Direction — Ruslana Mirzaalieva
Creative Producer — Misha Petrick
Producers — Nadya Petrick and Polina Fufarova
Color script — Ruslana Mirzaalieva and Sergei Ryzhov
Character Design — Ruslana Mirzaalieva, Denis Pisarev, Sergei Ryzhov, Roman Novak, Katya Mikheeva, Antonia Lev, Sasha Svirsky and Pasha Ho
Background Design — Valery Zarytovsky, Roman Novak, Sergei Ryzhov, Pasha Ho and Oleg Kulinich
2D Animation — Ilya Buzinov, Vladimir Orlov, Karina Pogorelova, Katya Mikheeva and Liza Kharchenko
3D Modeling — Pasha Ho, Vladimir Orlov and Oleg Kulinich
3D Animation — Pasha Ho, Oleg Kulinich and Ilya Buzinov
3D Visualization — Pasha Ho and Oleg Kulinich
Cleanup and Painting — Slava Kovalev, Kristina Poplavskaya, Inga Shafeeva and Valery Zarytovsky
Compositing — Ruslana Mirzaalieva, Ilya Buzinov, Pasha Ho and Oleg Kulinich
Details about project here — https://behance.net/gallery/87010207/WWF-x-Ivan-Dorn-Ditch