Question 1

Describe the four assumption of the optimal patch-use model.

Accepted Answer

The answer of Describe the four assumption of the optimal...

Question 2

What data allowed Kaspari, Chang, and Weaver (2010) to conclude that ant foraging behavior is affected by nutrient limitation?

Accepted Answer

A)  Recruitment to NaCl was highest where environmental NaCl was highest 
B)  Recruitment to NaCl was highest where environmental NaCl was lowest 
C)  Recruitment to sucrose was highest where environmental sucrose was lowest 
D)  Recruitment to sucrose was lowest where environmental sucrose was highest 
E)  Recruitment to NaCl was highest where environmental sucrose was lowest

Question 3

Consider three food patches that have the same predation risk and energetic costs but differ in their missed opportunity costs: patch A has the highest missed opportunity cost, while patch C has the lowest missed opportunity cost. What prediction does Brown's (1988) patch-use model make about how a forager will exploit these patches?

Accepted Answer

A)  Patch A will have the highest GUD 
B)  Patch B will have the highest GUD 
C)  Patch C will have the highest GUD 
D)  All patches will have the same GUD

Question 4

Explain how Herman and Valone (2000) used giving up densities in food patches to understand the perceived predation risk of a forager feeding at a patch.

Accepted Answer

The answer of Explain how Herman and Valone (2000) used...

Question 5

Which of the following is NOT true about the work conducted by Kulahci, Dornhaus, and Papaj (2008) on bees and Piep and colleagues' (2008) work on the foraging behavior of mouse lemurs?

Accepted Answer

A)  Both studied foraging by individuals. 
B)  Both studied the use of multiple sensory cues by manipulating light levels. 
C)  Both used a simple choice test procedure. 
D)  Both found that feeding efficiency was enhanced by using multiple sensory cues. 
E)  Both found that the use of visual cues enhanced individuals' ability to find food.

Exam 8: Foraging Behavior

Describe the four assumption of the optimal patch-use model.

What data allowed Kaspari, Chang, and Weaver (2010) to conclude that ant foraging behavior is affected by nutrient limitation?

Explain how Herman and Valone (2000) used giving up densities in food patches to understand the perceived predation risk of a forager feeding at a patch.

Which of the following is NOT true about the work conducted by Kulahci, Dornhaus, and Papaj (2008) on bees and Piep and colleagues' (2008) work on the foraging behavior of mouse lemurs?