Xenacanthus | Facts, Diet, Habitat & Pictures
Xenacanthus is an extinct prehistoric shark, that had a distinctive appearance. It featured a streamlined, elongated body covered in tough, scale-like plates. Xenacanthus Overview Appearance One of its most striking features was a single, spine-like dorsal fin that extended down its back. Its head bore a unique crest-like structure with sharp teeth for capturing prey. … Read more