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Class Notes - EXOTIC ANIMAL MANAGEMENT – AVS 325 Taxonomy...

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Unformatted text preview: EXOTIC ANIMAL MANAGEMENT – AVS 325 1/22/07 Taxonomy Class Mammalia Order Artiodactyla Suborder Tylopoda Family Camelidae • Old World Genus and Species Camelus bactrianus (2 hump Bacterin) Camelus dromedarius (1 hump Dromedary) • New World Genus and Species Lama glama Lama pacos Lama guanicoe Vicuna vicugna South American Camelids (SAC’s) • Llama domestic • Alpaca • Guanaco • Vicuna wild General biology of SAC’s- Karyotype 2n = 74- 3 chambered stomach- 2 toes, very sure-footed- Elliptical erythrocytes (round blood cells)- Long neck, cleft in their lip * All of these species can interbreed and produce a hybrid Old World and New World camelids = no live offspring Alpaca bred for their fleece/fiber * Alpaca sweaters are very valuable ($400-$500) Whats the difference between SAC’s and Ruminants? • No estrus cycles o Induced ovulation Evolution and Origin Hemiauchenia macrocephala (large headed llama) * Ancestors originated in North America 40 million years ago Vicuna originated from Altiplano : “high plains region” Small animal – highly prized for its fleece blankets • Peruvian government does not permit export of these animals 1/24/07 Lamoid South American Camelids Genus = Lama (refers to all 3 species: Llama, Alpaca, Guanaco) Animal = Llama Vicuna • Thrives in high altitudes • Highly valued for its fleece (only for royalty) * don’t lick their offspring if born at night, they’ll freeze 1500s – slaughtered thousands for their fleece Late 1960s – less than 2000 remained in South America 1990s – 30,000 NOW – over 200,000 Still illegally hunted – poachers Weighs 90-120 lbs. – adult Height at withers 30” Guanaco • Unique coloration – brownish red on top, white on bottom • Under protection under South American government • 1,000,000 or more – not endangered Weighs 200-265 lbs. – adult Height at withers 44” Alpaca • Used for fleece • 2 kinds: Suri • Fibers stand perpendicular – fall down on either side • Fleece is extremely fine, silk-like • Appears thinner than Huacaya fibers Huacaya • Dense fleece forms a crimper • Fibers stand up from the body – appear to be fluffier Llama • 2 original commercial herds • 1920s – California and New York Imports have to pass through several quarantine stations Purchased as pack animals and/or fiber became trendy to have them as pets 1980s – demand for llamas grew prices went up, demand for them was too high Females - $10,000 Males - $150,000 Males – most often used as pack animals Mature Llama – 50 to 120 lbs. of gear 6-15 miles a day Uses of Lamoids Packing Fiber • Alpaca’s are sheered annually (every year) up to 8 lbs. of fiber • No lanolin (for both llama and alpaca) Fertilizer • Amazingly clean • No odor • High in nitrogen • Small pellets relatively dry when passed * Communal dung pile (for groups) Some people use camelid dung as fuel because its so dry when passed...
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Class Notes - EXOTIC ANIMAL MANAGEMENT – AVS 325 Taxonomy...

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