00:00Like all house-proud families, prairie dogs like to keep their lawns trimmed.
00:08These household members take turns at mowing using their sharp teeth.
00:13They never allow the grass to grow higher than an inch or so.
00:17This isn't just to impress their neighbours, it's a key part of their defence strategy.
00:23By stripping out the vegetation, predators have fewer places to hide.
00:30The
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