Technically they do, the popping thing they do was *super* satisfying to my kid brain. Kinda reminded me of crabs legs or something. In the 90s at least, the feet were also like the most delightfully chewable texture of plastic too.
Annnnnd now that I've typed that and read it back it's just another one of those "how tf did they not notice I was autistic" things from my childhood lol.