The African Wild Dog Is Highly Endangered as a Result

question 256

Multiple Choice

The African wild dog is highly endangered as a result of habitat fragmentation, hunting pressure, and contagious diseases contracted from domestic dogs as humans encroach on the wild dogs' habitat.Hunting, breeding, and pup and adult survival depend on a large pack size, in which individuals cooperate and help one another.This is particularly important because the dogs are relatively small.Historically, the average pack size was about 60 animals; today it ranges from 10 to 20. Which factor would likely not be an advantage of a larger pack size in African wild dogs?

• A) Larger packs are more efficient at bringing down prey.
• B) Other pack members adopt pups whose mother is killed.
• C) Packs may fight, resulting in young dogs leaving the pack.
• D) A larger pack deters "bullies" on the savanna from attacking.
• E) Pack members care for pups and bring them food from hunts.

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Definitions:

Average Rate of Return

A financial ratio that represents the average annual profit of an investment compared to the initial investment cost, often used in capital budgeting to evaluate profitability.

Present Value

Present value is the current worth of a future sum of money or stream of cash flows given a specified rate of return.

Internal Rate of Return

A financial metric used to estimate the profitability of potential investments by calculating the rate of return at which the net present value of costs (cash outflows) equals the net present value of benefits (cash inflows).

Average Rate of Return

A financial ratio used to measure the profitability of an investment, calculated as the average annual profit divided by the initial investment cost.