Body features of Ae. aegypti larvae (a) head length, (b) head width (c) abdominal length (d) abdominal width (e) thoracic length (f) thoracic width (g) total length. All data are expressed as means ± standard deviation (SD). The significance represented as ns P > 0.05, *P ≤ 0.05, **P ≤ 0.01, ***P ≤ 0.001 in Southwest Monsoon and Retreating Monsoon.