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When foraging, the longhorn cowfish often blows jets of water out of its mouth at the sand surface to uncover buried prey.
When foraging, the longhorn cowfish often blows jets of water out of its mouth at the sand surface to uncover buried prey (this is known as hydraulic jetting). This is an effective method for uncovering hidden prey in sandy lagoon areas that the cowfish frequents.
CLASS: Actinopterygii (ray-finned fishes)
ORDER: Tetraodontiformes (triggerfishes, pufferfishes, and spikefishes)
FAMILY: Ostraciidae (boxfishes, cowfishes, and trunkfishes)
GENUS/SPECIES: Lactoria cornuta
Size: Up to 20 in (51 cm)
Depth: Up to 165 ft (50 m)
Diet: Algae and crustaceans
Habitat: Sandy lagoons and coral reefs in the tropical waters of the Indo-Pacific region