Pete Casey’s epic, six-year trek along the entire length of the Amazon River ... bit his pant leg. River pirates and guerrilla rebels. Jaguars in the rain forest, piranha in the water and ...

Piranhas are fish that live in the Amazon River and lakes in South America, known for their razor-sharp teeth and fierce attacks on other kinds of fish. But are they really as aggressive as they ...

In March 2024, our team published an article titled "A New Species of Piranha (Serrasalmus, Serrasalmidae) from de Upper Madeira River System, Amazon Basin, Bolivia" in the Journal of Ichthyology.