I believe it was in the 1930's.
Answer:
First add a variation of animation skills that could possibly prove useful out in the industry, the plan is to animate a dog (Quadruped) running, walking and interacting with something. Also plan to animate a biped lifting a heavy object, jumping a gap, talking (lip sync) and also a character animation piece which will involve a character interacting with a ball playing basketball. Here I have a few videos which I have watched carefully for inspiration and reference on the way a dog’s body moves.
https://youtu.be/P9O2wSIFtwY
https://youtu.be/e8fVdAEq_v0
Answer:
I think the art movement?
the answer is late byzantine. Hope this helps