Table 2 Definitions of measured perching and foraging parameters for R. formosae in the GEF-HTBG forest, Kenting, Taiwan
Variables | Â |
|---|---|
Perching variables | |
 Perch | Mean number of perch used per site-night |
 Perch-switch | Bats taking off and switched to another perch |
 Perch-switch rate | Number of switch per min residence time at a site |
Foraging variables | |
 Site residence time (min) | Stay duration at a site per night |
 Perch residence time (min) | Stay duration at a perch per night |
 Giving-up time (min) | Time between the last capture and the leave |
 Site attack | Number of attack sally per site-night |
 Perch attack | Number of attack sally per perch-night |
 Attack rate | Number of attack per min at a perch |
 Site capture | Number of capture per site-night |
 Perch capture | Number of capture success per perch-night |
 Capture rate | Number of captures per min residence time at a perch |
 Attack efficiency | Number of capture relative to total number of attack sally |