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Bullhead Sharks. Order Heterodontiformes |
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Page 2 of 3 Characteristics of Bullhead SharksOrder Heterodontiformes # of Species
| 9
| Body shape
| Rounded, bulky body; grows to 2 to 5.6 feet. | Mouth position
| Small mouth underneath; pig-like snout; molar-like rear teeth | Anal fin
| Yes | Dorsal Fin
| 2 | Fin spines
| Exaggerated spines on both dorsals | # of Gill slits
| 5 | Reproduction
| Oviparous, laying augur-shaped eggs. These eggs get wedged into crevices, providing some protection. | Unique qualities
| Pronounced brow; enlarged scales; only order to have both dorsal fin spines and an anal fin. | Habitat
| Marine; shallow coastal waters (usually under 300 feet, but can be as deep as 900 feet) in warm temperate and tropical oceans: western and eastern Pacific and western Indian oceans; bottom-dwelling | Food
| Small fish, crustaceans, and molluscs |
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Shark Knowledge 