Glad you were open to the advice others gave, some new memebers aren't so easy with it.
Ask already mentioned, and what you already have seen, dominance is serious. As they mature, as yours are, the dominant tortoise can try to harm and harass the other one. In the wild, males will flip each other over to show dominance over the other, and can do the same with females when they're ready to mate. The gulars, located under the head, are what they will use to flip and ram the other. It's the two somewhat pointy things. Make sure you read about their diet and ways to improve their husbandry. You can find the app for your phone and it's easy to navigate. To read about sulcatas, click browse, species specific, African, and sulcata. You can also use the search link to find many answers to your questions. Read away!
Ask already mentioned, and what you already have seen, dominance is serious. As they mature, as yours are, the dominant tortoise can try to harm and harass the other one. In the wild, males will flip each other over to show dominance over the other, and can do the same with females when they're ready to mate. The gulars, located under the head, are what they will use to flip and ram the other. It's the two somewhat pointy things. Make sure you read about their diet and ways to improve their husbandry. You can find the app for your phone and it's easy to navigate. To read about sulcatas, click browse, species specific, African, and sulcata. You can also use the search link to find many answers to your questions. Read away!