Bondin two pairs

I'm currently bondin two pairs x everything goin fine all living together eatin grooming but every now and again the male from one pair bunts the other pair when they come near him is this a dominant thing x any advice would be great

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I would imagine 1 has to be the Alpha buck so he's just reminding the other one of this fact! As long as they seem to be comfortable with one another and no fighting, then it looks like it is a success.

Thku

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