The phrase "bugle call" refers to a musical signal played on a bugle to convey important messages like waking up, going to bed, or starting a military action. Full definition
Now, they may have an answer: After analyzing recordings of the elk bugling calls, researchers discovered that they actually comprise two parts — the high - pitched shrieking that can reach frequencies above 2000 hertz (heard in the video above) and a simultaneous, lower - pitched call around 145 hertz, a more typical frequency for an elk - sized animal. (sciencemag.org)
Researchers have identified the primary player of the biochemical bugle call that musters the body's defenders against viral infection. (source.wustl.edu)
Based on the notes of the taps military bugle call, it will be played every day at 6 p.m. «It's like the ghost of the former military base,» said Tom Eccles, who is organizing the island's public art program. (nytimes.com)