The speaker was placed on a small platform that was mounted ei-ther 0.25 m or 3 m above the ground. These heights were chosen to simulate ground- based birds, and birds sitting low in the canopy.

Jun 10, 2022 · Specifically, a greater percentage of medium hospitals (53.21%) were designated as BF, while 12.50% of small hospitals were BF. Additionally, 73.08% of hospitals with major or minor …