Why does my guinea pig vibrate and sway?
Rumblestrutting is when a guinea pig makes a low rumbling purr while swaying their hips and walking with a deliberate, slow strut. It is a dominance or mating display used to impress other pigs or establish hierarchy.
Quick Answer
Why does my guinea pig vibrate and sway? Rumblestrutting is when a guinea pig makes a low rumbling purr while swaying their hips and walking with a deliberate, slow strut. It is a dominance or mating display used to impress other pigs or establish hierarchy. Dominance display or mating behavior. The most common reasons include establishing dominance over another pig and mating behavior (especially in unneutered males).
Why Do Guinea Pigs Rumblestrutting?
What to Do
- Watch and enjoy — it is entertaining and normal
- If between two pigs, monitor for escalation but don't intervene immediately
- Neutering reduces hormonal rumblestrutting in males
- Ensure cage is large enough for each pig to have space
When to Worry
- Rumblestrutting followed by aggressive biting (not just nipping)
- One pig constantly rumblestrutting and the other showing stress signs
- Blood drawn during dominance disputes
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Frequently Asked Questions
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This is for informational purposes only and is not a substitute for professional veterinary advice. Always consult your vet for behavioral concerns.