Swamp People star Zak Catchem sparked a frenzy after claiming to catch a 50-pound piranha, but fans quickly pointed out it ...

The Brazilian arapaima has evolved an impenetrable layer of armored scales that protect it from the piranha’s bite. When UC San Diego researchers took a closer look at this remarkable fish ...

All the new guys n gals welcome! We Catch em all! Pacu = Big Piranha and are NOT VEGETARIAN!! They will bite your 3—-D off TRUST ME.” Others doubted the size of the catch, with one user ...

He co-authored a paper with other researchers studying the bite force of piranhas and found that the fish has the most powerful bites of carnivorous fishes, living or extinct, once body size is ...