MrFTW01

Social call N. noctula

4 s

Social call bat

4 s

Henriii

1 s

Henri 2

2 s

Christohper

2 s

Scholekster

3 s

Nathusi pippestrelle

5 s

Common pippistrele

4 s

Geelbuik

7 s

Pelophylax spp

7 s

Boomikker (h. Arborea)

4 s

Pelobates fuscus

7 s

Rana arvalis

5 s

Bufo calamita

6 s

Alytes obstetricans

3 s

Rana temporaria

5 s

Bufo bufo

6 s