Which of the following statements is correct regarding vervet monkey alarm calls?
a. They make alarm calls to signal the location of food.
b. There is no distinction between any alarm calls.
c. Each alarm call communicates specific information about type of predator and where it is located.
d. Each alarm call communicates specific information about type of predator and when it will arrive.
e. Vervet youngsters appear to learn these calls instinctually without parental involvement.
c
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Match the physical characteristic to the proper genus (descriptions are relative):
1. bones of brain case thin Homo 4 2. smaller premolars and molars Australopithecus 1 3. dish-shaped facial skeleton Australopithecus 8 4. chin may develop Australopithecus 3 5. less massive jaw Homo 6 6. crests never develop on brain case Homo 5 7. cranial capacity of about 470 cc Homo 2 8. flaring zygomatic arch Australopithecus 7 9. point of maximum width of brain case near bottom Australopithecus 9 10. facial skeleton small relative to size of brain case Homo 10
A typical pattern of labor migration in Malaysia and Mexico for poor rural families is __________
a. for entire families to move to cities b. for young, unmarried daughters to be sent to work in factories c. for sons to be sent to work in factories d. for men to move to agricultural areas with larger populations and sharecrop
What are the three major changes since the end of World War II that have made an integrated global economy possible?
What will be an ideal response?
Sexual dimorphism is:
a. found in all species of mammals. b. a characteristic of humans. c. the practice of having two sexual partners. d. absent in most Asian and African societies. e. constantly becoming more manifest in humans.