There are. One of the more interesting ones I found out was this one blaze has that looked like it would have been used for when sonic boosts past her. This, interestingly enough, implies that she may have been considered for a rival battle as only rivals actually react like this
@@GlitchSpeedrunnerTrevor she steps back as if sonic was boosting past her, If I can find a gif of it, i'll update you(or I'll make a gif of it myself) in another reply
@@Awesomest915 I'm thinking Tails might have been originally planned to race Sonic on foot instead, but The Tornado may have been substituted, making less work for the animators.