Is it normal for a tortoise to wag his tail?

I've noticed that my Russian tortoise sometimes wags his tail while he is walking. Is this normal and does he do it cause he is excited? I usually let him walk around in the house, but my mom tripped out when she saw him walking and his little tail was wagging side to side like a dog. She thinks maybe something... show more I've noticed that my Russian tortoise sometimes wags his tail while he is walking. Is this normal and does he do it cause he is excited? I usually let him walk around in the house, but my mom tripped out when she saw him walking and his little tail was wagging side to side like a dog. She thinks maybe something is wrong with him since he doesn't do it all the time. Do you think she is right, is something wrong with my tortoise?
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