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Chapter 1

Chapter 1. Introduction to Small Animal Care. Objectives:. Define the terms to know. Describe the history of animals on earth. Explain how animals became domesticated. Discuss the importance of the small animal industry. 1. Terms to know:. Animalia Osteichthyes Aves Pharyngeal

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Chapter 1

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  1. Chapter 1 Introduction to Small Animal Care

  2. Objectives: • Define the terms to know. • Describe the history of animals on earth. • Explain how animals became domesticated. • Discuss the importance of the small animal industry.

  3. 1. Terms to know: • Animalia Osteichthyes • Aves Pharyngeal • Binomial Nomenclature Placental Mammals • Chordata Plantae • Fungi Protista • Inverterbrates Reptilia • Mammalia Taxa • Monera Taxonomy • Notochord Trinomial Nomenclature Vertebrate

  4. 2. History of Animals on Earth • The oldest traces of life on earth date back 3.4-3.5 billion years ago. • During the Triassic period, 180 million years ago, dinosaurs appeared along with mammal-like reptiles. • The 1st birds & mammals appeared 135 million years ago during the Jurassic period.

  5. 3. How Animals Became Domesticated. • Domestication of animals probably began when human hunters brought back the young of the adult animals they killed. • Dogs are believed to be the 1st animals domesticated. • The cat’s association with humans dates back about 3,500 years ago.

  6. Discuss the Small Animal Industry. • Pet ownership is at an all-time high. • About 54.8 million households include at least one companion animal. • Cats outnumber dogs as the most common household pet. (over 57 million cats compared to 52.5 million dogs) • American households also contain 11.7 million birds, 4.6 million rabbits, 1.3 million hamsters, & 24 million fish.

  7. Chapter 1 Review: • Define the following terms: A. animalia B. fungi C. reptilia • The oldest traces of life on earth date back ________ billion years. • Which animal was the 1st to be domesticated? • How many households have at least 1 companion animal?

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