 It is the only endemic amphibian of the island.It is genetically close to the widespread "Glandirana rugosa", but it is morphologically distinguishable and postzygotically isolated from the latter species.The specific name "susurra" is derived from the Latin "susurrus" meaning "whispering" and refers to the relatively quiet advertisement
call of this species compared to those of other sympatric anuran ("Hyla japonica" and "Rhacophorus arboreus").