It is a constituent of sucrose, of raffinose, and of the polysaccharide inulin, from which it may be obtained by hydrolysis.
Habitat Preference. Piranhas are native to the central and southern river systems of South America, where they inhabit tropical rivers and streams and are often found in murky water. When collected in the United States they have been found in ponds, lakes, rivers, and borrow pits.iranhas are aggressive predators that lurk in vegetation and ambush and chase prey. Their diet consists mostly of insects, mollusks, crustaceans, worms, small fish, and some plant matter, but they often feed in large groups to kill larger prey like capybaras. Piranhas have few predators in the wild except man.
Most people think there is only one type of Piranha, but actually there are over twenty different types living in the rivers of South America. The most famous is the small red bellied Piranha-but the biggest and baddest Piranha in the Amazon is the lesser known Black Piranha.The Black Piranha, sometimes called Redeye Piranha live in very diverse habitats ranging from soft blackwater to hard whitewater areas of the Amazon.They are the biggest of Amazon Piranhas and have been caught weighing up to 9.5 pounds.ost people think there is only one type of Piranha, but actually there are over twenty different types living in the rivers of South America. The most famous is the small red bellied Piranha-but the biggest and baddest Piranha in the Amazon is the lesser known Black Piranha.