Here’s a greyhound carousel figure we saw at the MFA:
Here is an actual greyhound:
You can see why horses, not greyhounds, are the traditional carousel animal of choice. Horses are also better suited to carousels speed-wise; greyhounds tend to have two speeds, 35 mph or 0 mph. Wear your safety belts, kids, or learn an important lesson about centrifugal force! Or just choose the pony.