Bibliography

Vélez, A., and A. S. Guajardo. 2021. Individual variation in two types of advertisement calls of Pacific tree frogs, Hyliola (=Pseudacris) regilla, and the implications for sexual selection and species recognition. Bioacoustics. International Journal of Animal Sound and Its Recording 30: 437–457 (https://doi.org/10.1080/09524622.2020.180313).