Ncert Exercises & Solutions

Give two identifying features of an adult male frog.

The two identifying features of an adult male frog are as follows

(a) Vocal Sacs These are loose skin folds on throat of male frogs for producing louder croak.

(b) Nuptial Pad This copulatory pad present on the first digit of the forelimb of male frog and helps in closing female during amphelexus.