PPT-Reptiles

Jessica Brown Miila Hall Coldblooded Tetrapods four appendages Considered as the first animals on land with the ability to live and multiply on land amniotic egg Amniotic egg a shelled waterlike sac that enables reptiles to complete their life cycles on dry land. Their thigh bones are almost parallel to the ground They walk and run with a sidetoside motion Dinosaurs on the other hand stand with their legs positioned directly under their bodies A hole in the hip socket permits this upright stance This posture Ron Chakrabarty. Mark . Juhn. Daniel Montgomery. Andrew Tung. Amphibians. Family . Amphibia. Amphibians – General/Unique Characteristics. Moist, glandular skin with no scales. Feet lack claws and are often webbed. Javier G. Nevarez DVM, PhD. jnevarez@vetmed.lsu.edu. 225-578-9657. It’s all about metabolism!. Immediate Needs. Housing. Food. Housing. Well ventilated. Easy to clean and disinfect. Escape . resistant. What do reptiles look like?. . Reptiles. . What makes reptiles different? . Bill Nye Reptile . Video. Home . Rattle Snake Sound Effect. *FUN FACT*. One way to tell a frog and a toad apart: frogs have smooth, clammy skin, while toads have more dry, bumpy skin. Both frogs and toads lay their eggs in water, but toads spend more of their time on land than do frogs. . Which of the following traits is shared by all vertebrates, at least in some developmental stages, except the lampreys?. notochord. vertebrae. cartilaginous skeleton. cranium (head). mouth with jaws. Click Here!. Can any of you . name. these three reptiles?. Objective: Today we are going to learn how to describe three basic characteristics of reptiles. . Click to Check out REPTILES!. Menu. Crocodiles. Justify the statement that “the amniotic egg provided solutions that made development apart from external watery environments possible.”. Compare amniote taxonomy before and after the application of cladistic methods.. Ectothermic. What type of circulatory system do reptiles have. Closed. Most reptiles . are. Carnivores. Herbivores. Isomores. omnivore. A. . Carni. v. ores. Tuatara numbers are decreasing as a result of its habitat being destroyed . Chapter 34. “Never grow . a wishbone . where your backbone ought to be” . -Clementine . Paddleford. Origin of . Tetrapods. First . tetrapods. diverged 365 million years ago . (________). ________________________and shallow inland lakes with muddy bottoms likely selected for early . History of Reptiles. Reptiles arose from amphibians. Earliest fossils 359 . m.y.a. Small, four – legged vertebrates w/small teeth. Pangaea. Drier climate. Mass extinction during Paleozoic era. Diversified to fill niches left by extinct species. Fully adapted for life on land. All Amniotes – produce Amniotic Eggs. Dry, Scaly Skin. Ectothermic . More Efficient Circulatory and Respiratory Systems. Cloaca . Except for snakes, Reptiles have Paired limbs, most ending in 5 clawed toes . Shore Birds:. Also known as Waders. Feed on abundance of marine life in the intertidal zone. Size varies from as small as a sparrow to larger than a chicken. Group includes oyster catchers, tattlers, curlews, godwits, turnstones, sandpipers, jacanas, surfbird, phalaropes and inland species such as woodcocks. Fully adapted for life on land. All Amniotes – produce Amniotic Eggs. Dry, Scaly Skin. Ectothermic . More Efficient Circulatory and Respiratory Systems. Cloaca . Except for snakes, Reptiles have Paired limbs, most ending in 5 clawed toes . Fully adapted for life on land. All Amniotes – produce Amniotic Eggs. Dry, Scaly Skin. Ectothermic . More Efficient Circulatory and Respiratory Systems. Cloaca . Except for snakes, Reptiles have Paired limbs, most ending in 5 clawed toes .