1. Reptiles and Amphibians A Brief Introduction

2. REPTILES (Examples: Snake, Turtle, Lizard, Crocodilian) Cold Blooded (same temperature as surroundings) Lay water tight eggs on land or give birth to live young Skin is dry and covered with scales No Metamorphosis (young look much like adults) Male has intromittent organ and deposits sperm in female

3. Amphibians (Frogs, Toads, and Salamanders) Cold Blooded (Body is same temperature as surroundings) Lay Jelly like eggs in water Skin is moist and has no scales Metamorphose from larval stage to adult Male deposits sperm externally

4. Remarkable Reptiles  Lizards - Have cylindrical bodies and short legs - Climbers have long tail for support and balance  Snakes - Have no ears and cannot hear - Use tongue for smelling - Swallow prey whole using hinged jaw

5. Where to find Reptiles and Amphibians  Smithsonian National Zoo Smithsonian National Zoo Smithsonian National Zoo  St. Louis Zoo St. Louis Zoo St. Louis Zoo

6. Presented by Michael Murphy