What is the difference between pacu and piranha ?
Pacu and piranha are two types of freshwater fish that live mainly in the Amazon River and other rivers in South America. Pacu mainly depend on aquatic vegetation but, sometimes feed on snails and insects while piranha eat small animals, snails, and plants. Most people often confuse pacu and piranha due to similar anatomical and behavioral characteristics.
Differences
Piranha
Pacu Fish
Teeth
triangular shaped and sharp teeth
square shaped teeth like human teeth
Size
Grows up 17 inchies and can weigh up to 7.5 pounds
Grows up 28 inchies and can weigh up to 50 pounds
Definition
Omnivorous
Mainly herbivorous
Eat up
Small animals, snail, plants, and fruit
Aquatic negetation and fruits and seeds that fall into water
Gathering
Tends to gather in group
Lives as a single animal, who is territorial
Treat Eggs
Stick close to their eggs
Allow the eggs to hatch on their own
Pacu - Definition, Characteristics, Behavior
Pacu is a freshwater fish related to the piranha. But, it is herbivore and very peaceful when compared to piranha. The spur teeth are short and blunt. Therefore, they resemble human teeth. This means they are designed to crush seeds and nuts. Therefore, the drive bite does not cause damage. Also, Pacu is a big size when compared to piranha.
In general, the Pacu live as individuals and they are territorial.
Piranha - Definition, Characteristics, Behavior
Piranhas are freshwater fish that live in North American rivers. It is omnivorous, feeding on both animals and plants. Piranhas have a reputation for bitter feeding. Piranha teeth are small and triangular. They were loud enough to hear his flesh. Aggressive behavior of piranhas is especially observed in the state of hunger.
One of the distinct behavioral traits of piranhas is their extreme affection for their eggs. Because around 90% of their eggs survive for hatching.
The conclusion
Pacu is a herbivorous freshwater fish related to piranhas, which are omnivores. Also, Pacu is bigger than piranha and shows aggressive behavior. The main difference between pacu and piranha is the way of feeding and behavior.