PPT-Mammals Mammals Characteristics

Integument amp 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 . 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.. 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. . . 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. . 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 . Chapter 34. What is a mammal?. Endothermic vertebrate. Amniotic egg. Four chambered heart. Synapomorphies of Mammalia. Mammary glands. Hair. _____ . inner ear bones. Neocortex region of brain. Single . By . Ka’Mauri. . and . Elaina. Hedgehogs are mammals. They are nocturnal and can swim fairly well.. Where Hedgehogs Live. . The shading . shows where hedgehogs live. The . darker the . color . the greater the number of species. Biology. Copyright Pearson Prentice Hall. 32-2 Diversity of Mammals. Copyright Pearson Prentice Hall. Diversity of Mammals. The class Mammalia contains about 4500 species.. Tooth structure and the number and kind of bones in the head are used to classify 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. h. afsascreativecorner.weebly.com. The Grizzly bear is sometimes called the Silvertip . bear.. They are powerful predators and are . mammals.. Introduction. Grizzly . bears can be found in woodlands, forests, alpine meadows and prairies. In many habitats they prefer . Introduction. I´m. . going. . to. . talk. . about. :. Mammals. .. What. . they. . eat. .. Their. . body. . covering. .. What. are . they. .. How. . they. reproduce. . AND. HUMAN BEINGS. 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 animal’s own metabolism). 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). MONETREMES. MARSUPIALS. PLACENTAL MAMMALS.. REPRODUCTIVE SYSTEM OF MAMMALS. MONETREMES MARSUPIALS PLACENTAL MAMMALS by MRS OZEMOKA H.J. is licensed under a . Creative Commons Attribution-. NonCommercial.