Eating Flashcards

1
Q

What type of teeth did Herbivores have?

A

Thin, Ridged or “Leaf-Shaped” for shearing and broad, flat teeth for grinding

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2
Q

What type of adaptations did Carnivores have?

A

Sharp pointed teeth for piercing and claws for grasping prey

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3
Q

What are serrations on teeth?

A

small sharp bumps on teeth useful for carnivorous dinosaurs

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4
Q

What are frugivores?

A

Herbivores that feed primarily on fruits, sharp hooked beaks

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5
Q

What are piscivores?

A

Specialized carnivores that primarily eat fish, long sharp spear-shaped beaks

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6
Q

What are Insectivores?

A

Specialized carnivores that feed primarily on insects, sharp piercing teeth for getting through the chitinous cuticle, or reduced teeth and weak jaws

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7
Q

What is durophagy?

A

Specialized type of carnivore that is able to break bones while it feeds

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8
Q

What are Omnivores?

A

Animals that eat significant amounts of both meat and plants

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9
Q

What is reabsorption in the process of shedding teeth?

A

The root of the tooth is reabsorbed prior to shedding to have the minerals and substances reused

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10
Q

What is Cellulose?

A

A chemical compound used by plants to toughen their cellular walls, not easy for animals to digest

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11
Q

How can animals digest celulose?

A

With the help of symbiotic bacteria in their guts, chewing is essential to breaking the plant down into smaller pieces

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12
Q

What type of teeth were specialized for dealing with plant matter and grinding it down?

A

Dental Batteries

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13
Q

What dinosaurs had dental batteries?

A

Hadrosaurs and Cerotopsians

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14
Q

How were hadrosaur dental batteries angled?

A

Downwards

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15
Q

How were the dental batteries of ceratopsians angled?

A

Almost vertically, acting like a pair of scissors

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16
Q

What adaptation apart from dental batteries helped dinosaurs digest plant material?

A

Ankylosaurs and sauropods developed immense ribcages that housed large digestive organs, allowing them to digest for longer and get energy from their food

17
Q

What are gastroliths?

A

Stones inside ribcages that acted like gastric mills mechanically churning food

18
Q

What is a gastric mill?

A

an adaptation found in modern birds, consists of an organ found near the stomach full of swallowed pebbles

19
Q

What special adaptation do dromaeosaurs have that are similar to modern cats?

A

Retractable claws to keep them sharp

20
Q

Why are Spinosaurs thought to be piscivorous?

A

They have conical shaped teeth with sharp tips and few to no serrations

21
Q

Why are Alvarezsaurs thought to be Insectivores?

A

Reduced teeth short and strong front limbs, spade-shaped claws for digging

22
Q

What types of teeth did Tyrannosaurs have?

A

Long serrated teeth with blunt edges and large attachment sites

23
Q

What kinds of Carnivores scavenge?

A

Almost all carnivores scavenge, its an opportunistic behaviour

24
Q

What are fossilized contents of the gut called?

A

Cololites

25
Q

What type of stomach content call help determine diet?

A

Cololites and gastroliths