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Mammals Donald Winslow Zoology 12 April 2010
Characteristics of mammals Synapsid skull, hair, keratin, follicles Glands: sweat, scent, sebaceous, and mammary Teeth diphyodont & usually heterodont Vibrissae, secondary palate, eyelids & external ears 4 limbs, many types of locomotion 4-chambered heart; nonucleated red blood cells Muscular diaphragm, often horns or antlers
Mammalian teeth Incisors Canines Premolars Molars
Mammalian red blood corpuscles Non-nucleated Biconcave Erythrocytes
Mammalian horns True horns Antlers Rhino horns
Mammalian feeding strategies Insectivores Herbivores Browsers, grazers, gnawers, cellulose, ruminants Carnivores Piscovores Omnivores
Migration Caribou Arctic National Wildlife Refuge
Animals Biology Donald Winslow 8 April Kingdom Animalia Sponges (invertebrate) Radially symmetrical animals (invertebrate) Bilaterally symmetrical.
Introduction to Mammals Endotherms Hair or Fur Feed Young with Milk.
MAMMALS. MAMMALS Mammals (formally Mammalia) are a class of vertebrate, air- breathing animals whose females are characterized by the possession of mammary.
1 Mammals. 2 Class Mammalia Includes 4000 species Most dominant land animals on earth. Two identifying characteristics: Hair/fur Mammary glands which.
12 orders of placental mammals *the 6 remaining orders contain just ONE PERCENT of the mammalian species 12 orders of placental mammals *the 6 remaining.
Skeletal, Muscular & Integumentary Systems 1. Skeletal System 2 FUNCTIONS: Supports the body Protects internal organs Provides for movement – levers act.
Deuterostomes Notochord Dorsal, hollow nerve cord Pharyngeal gill slits Muscular Postanal tail Phylum: Chordata.
Chapter 34. I.Digestion A.mechanical/chemical breakdown of food nutrients absorbed into blood 1.mechanical a.initial, physical breakdown of food into.
Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings Active Lecture Questions for use with Classroom Response Systems Biology, Seventh.
What is a Mammal? Ms. Hammer 2 nd /3 rd Grade Science Ms. Hammer 2 nd /3 rd Grade Science.
Fish 3 classes –Agnatha: jawless fishes Lamprey, Hagfish –Chondricthyes: Cartilaginous fishes Sharks, skates, rays –Ostichthyes: Bony fishes All other.
Integumentary System Accessories. Hair Hair Functions Helping to maintain warmth – Cold stimulates muscles (arrector pili) to erect hairs which traps.
H UMAN B ODY. S KELETAL AND M USCULAR S YSTEM Bones give us shape, support, and protection Born with 300 bones, but as you age, some bones fuse together,
Class Agnatha: Jawless Fishes Lamprey and Hagfish Gills single loop, 2 chambers Unpaired fins, muscles External Fertilization Ectotherms Slimy/mucus-y.
ACTIVITY. Can you identify these organs? Large Intestine.
Food Type Carbohydrate Fat Protein Sugars Use Long term energy Protecting organs and long term energy store Making muscle, enzymes, skin, hair Fast.
Chapter 34 Nutrition and Digestion. Nutrients Nutrients - substances obtained from the environment that organisms need for growth and survival Six major.
Animals Unit 1 Theme Kinds of Animals? Mammals Mammals – animals who drink milk from their mother. Fish Fish – swim and breathe water. Reptiles Reptiles.
Skin (Integument) External body covering Functions Insulation Protects Prevents water loss Temperature regulator Vitamin D Senses Layers Epidermis,
ANIMALS AND THEIR TEETH DONE BY: CARINA & CAROL 3A.
Simple Squamous Epithelial Side View. Simple Cuboidal Epithelial.
Rat Dissection The following slides are intended to help you with dissection of the rat and then to review for the lab practical that will follow. RATS.
1/8 AND, OR and NOT b How many boys? b How many girls? b How many blue? b How many red?
Chapter 7 Classification. Mystery Creature AlligatorLeopardParameciumCoyoteJellyfishLionFrogSunflowerParrotAnteater German Shepherd BatGoldfishMushroom.
Chief Caretaker - Mr. E. Heinrichs To successfully visit the Virtual Zoo just click on the location you wish to explore. Learn all you can then visit.
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Protection, Support & Locomotion Systems Ch 34 Guide & Intro to Coordination Systems.
Aging Species. Methods of Growth and Repair in Living Organisms Assimilation: Assimilation: Process of changing food substances Growth: Growth: Process.
1 Unit A Basic Principles of Animal Husbandry Lesson 2 Determining the Anatomy and Physiology of Animals.
The Integumentary System. Integumentary System Includes: Skin (cutaneous membrane) Subcutaneous tissue below the skin Accessory Structures Sweat glands.
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