This is one of my favorite animators! You can know his style if you watched The Secret of NIMH, All Dogs Go to Heaven or The Land Before Time. Of course there's more but those are just most famous I think.
Aww all dogs go to heaven and land before time were on repeat when I was young! Now that you say that I can definitely see a bit of that in your hyenas here, you should do it more often cause it looks great!