Did you know adult Mekong giant catfish have no teeth? They suck up food with their giant mouths! This hi-lo title guides readers through the physical traits, diet, behaviors, and threats of Mekong giant catfish through engaging text and high-quality images. Meanwhile, special features reinforce the physical traits, range, size, and conservation status of these aptly named fish in a fun, exciting way. Readers are sure to be hooked!