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It is a known signature they can look for it. that's where guys like paul come in. >> that's the thing. many people were saying, this could be ocean life, it could be a whale, a tag. do, it could be any sort of military signal that they use for testing. you're saying there are signature that's are specific to these boxes. >> i think dolphins have high intelligence but i don't know that they could repeat the exact pulse safe. >> the tag. the tag that they use on the dolphin to track them. >> possible. >> i was going to say that the animals aren't quite good enough to do 1/10,000 of a second. ...
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