The bony fish are divided into two classes: ray-finned fish and lobe-finned fish. The bony fish are characterized by a lung or swim bladder, a cover over the gills, and bones covering the head and pectoral girdles.\n
CK-12 (Middle School)
How are bony fish distinguished from other fish phyla?
RST.2 - Main Ideas, RST.4 - Key Terms
DEPTH OF KNOWLEDGE (DOK) LEVELS:
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