PPT-Class Mammalia Ch.22 General Mammal Characteristics

Skin is thick and protective and has an insulating covering of hair Adaptations of teeth which are specialized and the digestive tract allows for a variety of food resources Efficient circulatory and gas exchange systems support endothermy having a body temp determined by heat derived from the animals own metabolism. Class Mammalia Order Artiodactyla Family Camelidae Genus Camelus Species dromedarius Distribution The Arabian camel range is in Africa notably the Sa hara Desert and the Middle East There is a feral population in Australia Habitat Deserts characteri Both are native to the dry and desert areas of Asia and northern Africa The average life expectancy of a camel is 30 to 50 years Humans first domesticated camels approximately 5000 years ago DISTRIBUTION AND NUMBERS Although there are almost 13 mill On Your Knees Because warthogs kneel on their front legs when feeding on grasses or rooting for rhizomes they develop calluses on their knees. The kneeling posture allows them to use their snout and t Chapter 4, Module 3. 1. Marine Mammal Protection Act of 1972. Learning Objective: The student will become familiar with marine mammals, USFWS and NOAA jurisdiction and compliance options for the Marine Mammal Protection Act.. Pages 557 - 573. Mammalia is one of the smallest classes under . K. ingdom Animalia. However, it contains most of what we call “animals” today. Mammalia also contains humans. There are 26 orders under Class Mammalia (12 are under placental mammals). “. Mammals. ”. Presenters. : . Pema. . Khandu. . Phub. . Lhamo. . By . Terron. Spence, Lucas . Amiro. , Travis Wentzell and . Daramfon. Morgan. Introduction. 21 . different groups . of mammals. Similar . features . Found . in all environments. Evolution. Characteristics. MAMmALIA. Kingdom: . Animalia. Phylum: . Chordata. M. AMMALIA. Mammals. (formally . Mammalia. ) are a class of vertebrate, air-breathing animals whose females are characterized by the possession of . Climate types. Chapter 17. 1. Class #12, Thursday, July 22. Global Climate. Chapter 17. 2. Class #12, Thursday, July 22. A World with Many Climates. Micro, . meso. , macro. Global Climate. Climate controls. 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 . Water voles are the UK’s largest vole species and are often confused with brown rats, in fact 'Ratty' (of Wind in the Willows) was actually a water . vole! . Water Voles like to sit down and eat in one place, so heaps of gnawed grass can sometimes be seen along the edge of a waterway.. . CAT. A dog is a kind of mammal. A cat is a kind of mammal. . VERTEBRATE. MAMMAL . FISH. are a grouping of protostome animals including . Arthropoda, nematoda, and several smaller phyla. . The taxon was discovered based on molecular data. . Molecular evidence . (rRNA) supports the monophyly of the phyla. . onmammaliancommunities.Interestingly,mostofthesebookstreatedindependentlythePalaeogeneandNeogenefaunas,butonlyafewpapersspeci