Savanna prey

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This large, striped antelope often migrates in herds across African grasslands.

The clue "Savanna prey" points to an animal commonly hunted by predators in African grasslands. A gnu, also known as a wildebeest, fits perfectly since it’s a well-known herbivore that roams the savanna and is often targeted by lions or hyenas. The answer is straightforward—no wordplay or hidden meanings—just a direct reference to the animal’s natural role in its ecosystem.