What are the signs of similarity between bony and cartilaginous fish?
| August 12, 2021 | education
Bony and cartilaginous fish are very similar. They have the same structure of the nervous, excretory, circulatory, and digestive systems. All fish have the most important sense organ – the lateral line. It allows you to determine the flow of water, changes in water density. All fish have eyes and an organ of hearing – the inner ear.
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