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18 Cards in this Set
- Front
- Back
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What is a Mammal
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Vertebrae, Hair(endothermatic) Milk, Secondary Plate, differentitaed teeth, squamosal-dentray hinge
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Placentals (Eutheria)
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Placenta, give birth to live young, mammilae (teats),
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Marsupials (Metaheria)
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yolk sac-like-proto-placenta, give birth to live young (short gestation), Mammillae (teats),pouched
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Monotremes (Protheria)
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egg-laying, playypus builds nest, echidnas have pouch, milk glands but no teats
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Carnivour
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Incisors (nipping, biting), Caines (stabbing, tearing), Premolars (slicing), Molars (slicing crushing)
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Grazer
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In(nipping, bitting), Caines( reduced), premolars(grinding), molars (grinding)
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Browser
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in(nipping, bitting), Caines (red), prem(crushing), molars(crushing)
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Omnivore
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In(bitting, digging), Caines(reduced/digging), prem(crushing/grinding), molars(crushing.grinding)
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Insectivore
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In(pincers, grabbing),Caines(reduce/crushing), Premolars(crushing), molars (crushing)
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Gnawer
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In(gnawing), caines(lost), Premolars(lost), Molars(grinding)
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Low, irregular cusps
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omnivores
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high, reg cusps
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browers
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flattened but ridged tooth surfaces
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grazers
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pointed cusps
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carnivours
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ridges wider than long
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rodnets and rabbits exhibit grinding teeth with ridges wider than long
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small, sharp, needle like teeth
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insectivores
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Carnassial Tooth Complex(Order Carnivora)
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A specilaized shearing aparatus that is made up of the last upper premolar adn the first lower molar
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Dental formula
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Numbering system for teeht. Number teeth in half upper jaw ad half lower jaw
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