Table 1. Appearance of Kaloula boreali s at the alternative habitat for Kaloula borealis in University of Seoul

Date of investigation Appearance status
2015 1-July ․1 adult
13-July ․6 adults
15-July ․A large number of eggs(about 1,500), 4 tadpoles
17-July ․A Large number of eggs(about 280), 18 tadpoles
23-July ․8 adults
25-July ․15 tadpoles
3-August ․Tadpoles(about 200)
20-August ․Tadpoles
2016 3-May ․3 objects of sound
17-May ․1 adult, 6 objects of sound
2-July ․150 eggs, 3 adults
5-July ․1 adult, 18 objects of sound
29-July ․6 objects of sound
2017 7-June ․1 object of sound
13-June ․6 objects of sound
15-June ․6 objects of sound
25-June ․30 objects of sound
26-June ․13 objects of sound
15-August ․3 objects of sound, 2 tadpoles
21-August ․1 object of sound