Thought I would record the list of 
frequencies for easy access. So much for my smartphone microphone. 
frequencies for easy access. So much for my smartphone microphone. 20 kHz – 20 5KZ knock tool
25KHZ Liza
27KHZ Siri teen
32 KHZ barber style
30 9KHz nothing serious if you struggle
43 – 40 6KHz I’ll Kosovo
45 khz common Pipistrel
40 5KHz whiskered
40 5KHz brands
40 5KHz door Benton is
45-50 KHz brown long-haired
45-50 KHz grey long-haired
50 KHZ Nattering is
50 KHZ bechsteins
50 5KHZsoprano Pipistrel
80 KHZ great to host you
108 KH said less of a stew
Can you guess which species they are meant to be? First to email an answer receives a small gift. 🙂