Amphibian Reproduction - Anatomy & Physiology
Reproductive Traits
Amphibian reproduction can by classified by primitive traits that are shared by most fish.
Oviparous
- Lay eggs with little or no embryonic development within the mother.
- Eggs laid singly,in clusters or in strands depending on the species of amphibian.
Anamniotic Eggs
- No shell.
- Require moisture as there is only a single membrane around the embryo.
- Amnion is absent.
Cloaca
- Shared urinary, reproductive and excretory channel.