The Amazon River basin’s most notorious bloodsuckers may not be all drama and gore after all. New findings suggest that some candiru—the vampire fish—may have a more benign relationship with their ...

It's the little things that make a difference when you travel, and I'm not talking about flowers on your pillow. The Amazonian family of Candiru catfish are so small you would never see them in the ...

The candiru became the most famous catfish in the world in 1997, when an icthyologist read a medical report about a man who had to have this toothpick-shaped fish removed from his urethra. The truth ...

The Amazon River Basin is home to about 15% of all freshwater fish species known to science, and an estimated 40% yet to be named. These include some of the most bizarre fishes: the vampire fishes, ...