Adult Hyla has:
tympanum
two chambered heart
gills
caudal fin
Adult Hyla has
The feature that help fish to change its direction is:
A- Caudal fin and pelvic fin
B-Dorsal fin and anal fin
C- caudal fin only
D- Dorsal fin only
Question 15 Amphibians do not have the following (a) Three chambered heart (b) Gills or lungs (c) Scales (d) Mucus glands