Frogs and toads are included in the order .......

In which of the following organisms is the skin moist and acts as a respiratory organ?

Which of the following is $NOT$ true for the $Axolotl$ larva?
$(I)$ It exhibits neoteny and paedogenesis.
$(II)$ The absence of thyroxine affects metamorphosis.
$(III)$ It is a hemichordate larva.

Describe the characteristics of the first tetrapods (Class Amphibia).

Where do amphibians typically breed?

Amphibians possess a heart consisting of ...........