Hooked IV: Vampire FishNGC-US: Ep. Code 4255
Full size is 470 × 300 pixels
BRAZIL: Comparison of a Pacu’s teeth to human teeth. Pacu fish, cousins to the piranha and known as “frugivores,” have human-like teeth that can crack nuts and fruits. In the Amazon regions, the biggest threat to the Pacu is commercial fishing.
(photo credit © Julia Dorn)