Grey wolves (Canis lupus) in North America hunt elk (Cervus canadensis) and bison (Bison bison) - Scottish Highers Biology - Question 23 - 2022
Question 23
Grey wolves (Canis lupus) in North America hunt elk (Cervus canadensis) and bison (Bison bison). An investigation was carried out into the effect of wolf pack sizes ... show full transcript
Worked Solution & Example Answer:Grey wolves (Canis lupus) in North America hunt elk (Cervus canadensis) and bison (Bison bison) - Scottish Highers Biology - Question 23 - 2022
Step 1
1. As the wolf pack size increases, the number of bison caught increases.
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Answer
This statement is not supported by the graph. The number of bison caught does not show a consistent increase with pack size.
Step 2
2. Wolves catch the highest total number of prey when hunting in packs of 10.
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Answer
This statement is supported by the graph as the total number of prey caught (both elk and bison) is highest when the pack size is 10.
Step 3
3. Wolves catch most elk when hunting in packs of 4 and most bison when hunting in packs of 10.
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Answer
This statement is also supported. The bar for elk caught at pack size 4 is high, and for bison caught at pack size 10 is higher than at other pack sizes.
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