Pythons feed on young saltwater and crocodiles on freshwater. Adult anacondas can, however, eat much larger animals. With over 44k views, the YouTube video has become popular. Pythons frequent waterholes like creeks, lagoons, rivers, and artificial dams because they dwell in and near the water. A formidable predator, water pythons can feed on young saltwater and freshwater crocodiles. Anacondas, meanwhile,