These large, narrow fish are well-adapted to move between aquatic plants. Sometimes known as the “vegetarian piranha,” the red-bellied pacu has square, straighter teeth like those of humans, which are primarily used to cut through vegetation in the water.

ORIGIN:
South America

HABITAT:
River basins, flood plains

HEIGHT/WEIGHT:
55 lbs
Length: Up to 3 ft

DIET:
Fruit, nuts and insects

PREDATORS:
Black caiman

NATURAL DEFENSES:
Can adjust to unfavorable conditions like depleted oxygen levels

REPRODUCTION:
Breeding occurs in annual cycles with the onset of the wet season

THREATS:
Commercial fishing

LIFE EXPECTANCY:
15-25 yrs in human care