Burrowing Owls emit a hissing or rattling noise from inside their burrows when threatened. The sound helps scare away predators because it is very similar to that of a rattlesnake (Burrowing Owls often use rattlesnake burrows for shelter).
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Burrowing Owls emit a hissing or rattling noise from inside their burrows when threatened. The sound helps scare away predators because it is very similar to that of a rattlesnake (Burrowing Owls often use rattlesnake burrows for shelter).