Humans are apex predators, being rarely preyed upon by other species. The grazers are then preyed on by predatory species. They are preyed upon by coyotes and raptors. Baleen whales, primarily juveniles and calves, are preyed on by killer whales. Slugs are preyed upon by myriad vertebrates and invertebrates. Rattlesnakes are heavily preyed upon as neonates, while they are still weak and immature. On rare occasions, striped hyenas have preyed on humans. Chicks may be preyed on by snakes and raccoons. Marmots are preyed upon by snow leopards. Mandrills are preyed on mainly by leopards. Tahr are preyed upon by snow leopards. In Eurasia, red foxes may be preyed upon by leopards, caracals and Eurasian lynxes. California ground squirrels are frequently preyed on by rattlesnakes. Once in the water, the hatchlings can be preyed upon by fish and even sharks. Snakes preyed upon are commonly from long.