This preview shows pages 1–2. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: Order Caudata- salamanders and newts o Also known as Order Urodela o Organisms are tailed o Characteristics Most are small; less than 15 cm Exception: Chinese Giant Salamander largest at about 180 cm; threatened status Exception: Giant Japanese Salamander 2nd largest at about 1-1 meters in length Exception: Eastern Hellbender 3rd largest at around 30 74 cm o Endemic to North America o Big, broad head o Protruding lateral folds Limbs are set out perpendicular to the body; some are very small Lack of agility Forelimbs and Hindlimbs are usually the same size Uniquely, they are able to regenerate limbs Carnivorous: Eat mollusks and arthropods Ectotherms Breeding Internal fertilization Some always breed in the water Most return to the water to breed Male: does a display to the female, then deposits spermatophore sperm product Female places body over spermatophore and drags it with cloaca Aquatic eggs are laid in clusters or stringy masses...
View Full Document
This note was uploaded on 09/19/2011 for the course 1 101 taught by Professor Larrydavid during the Spring '11 term at South Carolina.
- Spring '11