Ecology

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What was the minimum prey needed to survive?

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1

What was the minimum prey needed to survive?

25

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2

Trial 1: Who is the predator? Who is the prey?

Students

Pasta

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3

Trial 1: Did most predators survive?

No

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4

Trial 1: What percentage of predators survived?

48%

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5

Trial 1: What was the average prey collected?

24

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6

Trial 2: Who is the predator and who is the prey?

Students

Pasta

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7

Trial 2: Who was adapting?

Prey

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8

Trial 2: What was the adaptation?

Camouflage

Different colored pasta

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9

Trial 2: What colors were the pasta?

Red

Yellow

Green

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10

Trial 2, True or False: It was hypothesized that green wouldn’t camouflage better in the grass.

False

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11

Trial 2: Which adaptation of the prey hid the best?

Green

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12

Trial 2: Which was the least successful prey adaptation?

Yellow

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13

Trial 2: On average which prey adaptation was collected the most?

Yellow

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14

Trial 2: What percent of the class survived?

40%

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15

Trial 2: The next generation of prey is more likely to be…

Green

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16

Trial 3: Who is the predator and prey?

Students

Pasta

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17

Trial 3: Who adapted?

Predators

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18

Trial 3: What were the adaptations?

Straws

Spoon

Tweezers

Knife

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19

Trial 3: Out of the adaptions which was the most successful?

Spoons

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20

Trial 3: How many predators survived with a spoon?

50%

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21

Trial 3: Which adaptation(s) was/were the least successful?

Straw

tweezers

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22

Trial 3: The next generation is more likely to have which adaptation?

Spoon

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23

Trial 3: Which is more successful fingers or spoons?

Fingers

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24

Trial 4: Who are the predators?

Hawk

Students

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25

Trial 4: Who are the prey?

Students

Pasta

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26

Trial 4: Who was the hawk after?

students

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27

Trial 4: What was the survival rate of students?

8%

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28

Trial 4: What was the survival rate for hawks?

100%

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29

Trial 4: Is it safe to say that an additional prey lowers survival rate?

Yes

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30

Trial 4: Majority of students died by…

Starvation

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31

Is it possible for a predator to be too successful? Why?

Yes

They eat all the prey

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