Details
Cornell Lab of Ornithology dismissed the avian hypothesis. Specifically, spectrogram comparisons were made between the unknown Area X whistler(s) and Eastern Screech Owl (Megascops asio). The spectrographic signatures are notably different, with the M. asio whinny invariably appearing at around 1.5 khz on spectrograms; the Area X whistler(s) is around 2 khz (as seen on the accompanying spectrogram). One other candidate, the ringtail (Bassariscus astutus) was also reviewed because it has been doc
Comment
Cornell Lab of Ornithology dismissed the avian hypothesis. Specifically, spectrogram comparisons were made between the unknown Area X whistler(s) and Eastern Screech Owl (Megascops asio). The spectrographic signatures are notably different, with the M. asio whinny invariably appearing at around 1.5 khz on spectrograms; the Area X whistler(s) is around 2 khz (as seen on the accompanying spectrogram). One other candidate, the ringtail (Bassariscus astutus) was also reviewed because it has been doc
