We know that sharks are a gathering of elasmobranch fish described by a cartilaginous skeleton, five to seven-gill cuts on the sides of the head, and pectoral balances that are not intertwined to the head. …
Continue readingWe know that sharks are a gathering of elasmobranch fish described by a cartilaginous skeleton, five to seven-gill cuts on the sides of the head, and pectoral balances that are not intertwined to the head. …
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