PPT-Birds & Mammals Chapter 16

Birds Birds belong to the class Aves Aves comes from the Latin word for bird First appeared on Earth 150 million years ago Section 1 Bird Characteristics S hare some characteristics with reptiles. And 57375en 57375ere Were None meets the standard for Range of Reading and Level of Text Complexity for grade 8 Its structure pacing and universal appeal make it an appropriate reading choice for reluctant readers 57375e book also o57373ers students Monotremes. Luo. et al. (2002).. Node labeled 1 indicates our (stable) . clade. -based definition of . Mammalia. .. This is the commonly used crown-. clade. definition.. Luo. et al. (2002).. We’ll look first at the . Learn all about these amazing creatures.. By: Alissa Cattron. What Is A Mammal?. Mammals are animals that have hair, are warm-blooded, and nourish their young with milk.. Some modern-day mammals include people, apes, dogs, mice, elephants, pandas, and many more.. Basic characteristics . Warm . blooded. Have a backbone. Have hair or fur on their bodies. Breathe in oxygen and breathe out carbon . dioxide. Have live babies- do not lay eggs!. Feed babies with milk from their . By: Haya Al . Rabban. What are Vertebrates?. Vertebrates are animals that have backbones like Fish, Amphibians, Reptiles, Birds and Mammals . Fish. Fish have slimy bony scales for protection and . They also have gills for breathing. They get thousands of eggs and they don’t worry about the eggs.. Unit 3. Mammal classification. Mammals are one of the classes of vertebrates. All mammals share a series of common characteristics. Internal body temperature control. Mammary glands. Live birth (few exceptions). . Diversity of reproductive strategies. Strategy. Description. e.g.. Advantage. Disadvantage. INTERNAL FERTILISATION . The sperm cell then fuses with the egg cell . inside. the body of the female. . Opportunities and. Adaptive Radiations. Overview. Extinctions. Adaptive Radiations—New Niches. Stem mammals survived and experience adaptive radiation.. Evolution of birds, feathers, flight, and flightlessness.. Integument & Derivatives. Skin is thicker than other vertebrates. Epidermis – thinner, protected by hair. Dermis – thicker. Glands. Sweat Glands. Eccrine glands. Secrete a watery fluid, draws heat away when evaporated . cat sized in Pangea—climate warm, no ice caps. Herbivores. Size—Most dinosuars are big. Spinosaurus a huge aquatic dinosaur. Making a model of Spinosaurus—15 meters long. What are the selective advantages . Gregg Thomas. Indiana University. SMBE 2014. Convergent evolution is observed at the phenotypic level. Porcupine. (. Rodentia. ). Echidna. (. Monotremata. ). Hedgehog. (. Erinaceomorpha. ). 2. Predictable Evolution. Birds first appear, unambiguously, in the fossil record in the Jurassic (. ~. 150 mya). First . bird is . Archaeopteryx. .. Transitional form between reptiles and modern birds.. Possessed reptilian skull with teeth, long bony tail, and claws on digits, but had feathers just like modern birds.. and . Reptiles. Nathan Myhrvold. 1. , . Elita. Baldridge. 2. , Benjamin Chan. 1. , Dan Freeman. 1. , S.K. Morgan Ernest. 2. 1. Intellectual Ventures, Bellevue WA, . 2. Department of Biology & Ecology Center, Utah State University. Write!. Write down anything you know about the words below. main. idea. central. point. purpose. focus. reason. goal. task. topic. Central Idea. 6. th. grade ELA is fun. Mrs. Johnson is funny. I have friends in class.