After sharks, piranhas are one of the world’s most misunderstood fish. They're found in freshwater rivers, ponds, and streams throughout northern South America, and they have a reputation for ferocity ...

Add Yahoo as a preferred source to see more of our stories on Google. Close up image of two piranhas with their mouth open. When we think of piranhas, we often conjure up an image of fearsome ...

Piranhas are already feared for their sharp teeth and meat-eating ways, and now a ferocious "bark" can be added to the list. Aggressive red-bellied piranhas produce bark-like sounds to scare off other ...

Amazon river dolphins are highly specialized predators that rely on echolocation to hunt in the murky, low-visibility waters ...

Add Yahoo as a preferred source to see more of our stories on Google. A close up picture of two piranha fish with their sharp triangular teeth exposed. A close up picture of two piranha fish with ...

The common goldfish, the tiny minnows, the fish tank favorite tetra, the famous Electric Eel, the enormous Mekong Giant Catfish that weighs in at nearly 700 pounds, the gnashing-teeth piranha, the ...

As you may have read last week in “Denver Aquarium Unequipped to Handle Piranha Attacks or Reporter Queries,” on a recent visit to the Downtown Aquarium I was disturbed to discover just how easy it ...

A huge school of piranhas attacked more than 70 Christmas Day swimmers seeking relief from the oppressive heat in a small town in Argentina. At least 20 children were injured, including seven who lost ...

Piranhas are some of the most notorious freshwater fish species worldwide. They are well known for their keen and triangular teeth and powerful jaws. Piranhas are originally from the Amazon Basin and ...

JAKARTA — When Indonesia’s anti-drugs czar announced plans to guard a death-row prison island with crocodiles, the government rushed to explain that it was just a joke, but on Friday, Budi Waseso said ...