Reptiles ppt


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  • Reptiles ppt

    1. 1. Reptiles
    2. 2. Characteristics of Reptiles• Cold-Blooded• Regulate their body temperature using the environment• Can survive both on land and in water• Most lay eggs• Most have scales, none have hair or fur• All lack external ears
    3. 3. Four main groups of reptiles• Crocodiles• Lizards• Turtles• Snakes
    4. 4. Crocodiles• Includes Saltwater and Freshwater Crocodiles, Alligators and Caymans.• Most often found in sub-tropical environments in swamps and rivers.• Can regulate their body temperature through controlling their blood flow• Can hold their breath and stay underwater for up to an hour.• One of the few reptiles that care for their young after they hatch.
    5. 5. Lizards• There are about 5,600 species of lizards on Earth.• Some species can drop their tails to escape predators.• They are found in every country in the world except for Antarctica.• Lizards don’t stop growing throughout their lives, and shed their skin when they outgrow it.• There are many different lizard species including Frill-necked lizards, Blue- tongues, Geckos, Water Dragons, Skinks, Chameleons and Monitors.
    6. 6. Turtles• There are over 300 different species of turtles including Leatherback Turtles (the largest species), Green Turtles and Loggerhead Turtles.• There are around 200 species of tortoises including the Galapagos Tortoise, Leopard Tortoise and Yellow- Footed Tortoise.• Turtles and tortises have a hard, protective shell and can they can retract their heads inside when threatened.• Turtles shells are made up of 60 bones which have fused together.
    7. 7. Snakes• There are more than 3000 species of snakes, with the largest being the Reticulated Python which can grow up to 14 metres long.• Snakes shed their skin several times a year as they grow.• Snakes are carnivorous (meat eaters) and eat insects, rodents, birds and other reptiles.• Snakes have very strong bodies which allow them to move along the ground, climb up trees and swim without the need for legs.
    8. 8. References• Australia Zoo. (2013). Reptiles: Check out our amazing reptiles! Retrieved 12th April, 2013 from• BBC Worldwide. (February 20th, 2009). Curling Toes and Technological Advances- Space Age Reptiles- BBC Animals. Retrieved 12th April, 2013 from• BBC Worldwide. (16th January, 2009). How Snakes Move and ‘Run’- Serpents- BBC Animals. Retrieved 12th April, 2013 from• Bioexpedition. (2013). Facts about lizards. Retrieved 12th April, 2013 from /lizards/facts-about-lizards/• DiveAroundTube. (18th August, 2010). Sea Turtles Micro Documentary. Retrieved 12th April. 2013 from• Ducksters. Technological Solutions, Inc. (2013). Alligators and Crocodiles for Kids: Learn about these giant reptiles. Retrieved 12th April 2013 from• Globalzoo. (23rd January, 2010). The Saltwater Crocodile, part 2. Retrieved 12th April, 2013 from• Reptile Channel. (2013). All Turtle and Tortoise Species. Retrieved 12th April, 2013 from• Science Kids. (2013). Fun Snake Facts for Kids. Retrieved 12th April, 2013 from