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. 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.. Vertebrates. 350 m.y.a. vertebrates invaded land. Decendents of bony fish . Land vertebrates had to adapt to harsher conditions on shore. Tetrapods had to develop lungs that allowed for absorption of oxygen directly from air. . 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. . About 9,000 species of . birds. are in the . class Aves. ..   Bird classification is based on beak and foot types, and some habitats and behaviors. . Birds of prey have notched beaks and sharp talons. . of the . Day Monday 9/27, 2010. Name of plant: . Purple top. Wildlife information:. Plant Description: . . This native perennial grass is about 3-4' tall The blooming period occurs from mid-summer to early fall and lasts about 2-3 weeks for a colony of plants. After blooming, the . 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. . Kingdom. Animalia. Phylum. Chordata. Class. Mammalia. Order. Characteristics of ALL mammals:. Hair. Young develop in uterus (except . . monotremes. )viviparous. 3. Young . nourished by milk . from. . Primates as Mammals. Intelligence. Born Live. Milk at birth. Stage of Learning. Skeletal System. Teeth. Way of Life. Activity Level. Specialized Vision. Primate Intelligence. Brain size larger, specifically in cerebral hemisphere (areas supporting conscious thought). 26.1 Amniotes. The amniotic sac contains everything an embryo needs to grow.. some develop inside mother’s body. some develop inside a tough, . semipermeable. . shell. The amniotic egg allowed vertebrates to reproduce on land. 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. Ancestors that dominated the Permian And Early Triassic. “Triassic Takeover”. . - Dominance of dinosaurs may have driven some . therapsids. to a nocturnal, insectivorous lifestyle.. . - this may have selected for hair and . One type of animal that made a successful and complete transition from land to water in the course of its evolution is the whale. .. . The According to the fossil record, about 50 million years ago some terrestrial mammals began to make the transition from a life on land to a life in the sea. .