Table 1.

Search phase echolocation call parameters measured from Eptesicus bottae

Eptesicus bottae
NMeans.d.
Duration (ms)1436.91.32
Peak frequency (kHz)14332.50.87
Bandwidth (kHz)1348.71.75
Pulse interval (ms)134155.661
1st peak in intervals90 (67%)118.7
  • N, number of calls; s.d., standard deviation; 1st peak in intervals = the total number and percentage of all calls in the first peak of the frequency histogram of pulse intervals, i.e. calls that are emitted with one call per wing beat.