ReptilesReptiles

SWBAT list the four groups of living reptiles; SWBAT list the four groups of living reptiles; describe the body, special senses, and eating habits describe the body, special senses, and eating habits

of snakes; describe the type of environment in of snakes; describe the type of environment in which crocodiles and alligators are foundwhich crocodiles and alligators are found

ReptilesReptiles How are reptiles different from amphibians?How are reptiles different from amphibians?

They breathe only air, live only on landThey breathe only air, live only on land Don’t go through metamorphosisDon’t go through metamorphosis

Reptile Characteristics Reptile Characteristics What are the characteristics of reptiles?What are the characteristics of reptiles?

EctothermicEctothermic Dry, scaly skinDry, scaly skin Lay eggs with leathery shellsLay eggs with leathery shells 3 chambered hearts3 chambered hearts

Reptile GroupsReptile Groups Order – SquamataOrder – Squamata

Snakes and lizardsSnakes and lizards Molt – shed skinMolt – shed skin Meat eatersMeat eaters Can be poisonousCan be poisonous

Reptile GroupsReptile Groups Order – CrocodiliaOrder – Crocodilia

Crocodiles and AlligatorsCrocodiles and Alligators Found in shallow watersFound in shallow waters Generally found in tropical or subtropical climatesGenerally found in tropical or subtropical climates Raised eyes and nostrilsRaised eyes and nostrils Alligators – rounded snoutAlligators – rounded snout Crocodiles – narrow pointed snoutCrocodiles – narrow pointed snout

Reptile GroupsReptile Groups Order – TestudinataOrder – Testudinata

TurtlesTurtles Can live in water or on landCan live in water or on land Have 2 hard bony shells cover bodiesHave 2 hard bony shells cover bodies

Reptile GroupsReptile Groups Order – PhynchocephaliaOrder – Phynchocephalia

TuatarasTuataras Found in New ZealandFound in New Zealand Resembles 2 foot lizard, but has its own classification Resembles 2 foot lizard, but has its own classification

due to its skull and teethdue to its skull and teeth