REPTILIA

Characteristics  Reptiles: snakes, lizards, dinosaurs, crocodiles 1. Covered with scales: tough and dry 2. 2 paired limbs adapted for climbing, running or paddling (or absent in snakes) 3. Very bony skeleton 4. Respiration by lungs 5. Ectothermic 6. Separate sexes- Internal fertilization 7. Eggs covered in leathery shells 8. Jaws designed for applying crushing or gripping force to prey

turtle vs tortoise  Turtles: swim, like water, webbed feet, don’t like the heat  Tortoise: larger, land, stubby feet for walking, get warm in the sun

sea turtle migration  A female leatherback sea turtle heaves herself from the surf at night to nest. Females often return to the same nesting areas where they were born to produce their own offspring.

Lizards, Snakes, & Worm Lizard

 Lizards: Geckos, iguanas, skinks, and chameleons

chameleons

iguana

Gila Monster Gila monster Gila monster

Snakes, lizards and worm lizards

Snakes  10 deadliest snakes 10 deadliest snakes

Crocodiles & Alligators:  Crocodiles: more aggressive and have a V shaped mouth  Alligators: Less aggressive and have a U shaped mouth  super crocs super crocs

Crocodiles & Alligators: Order Crocodilia