Exam 02 Flashcards
According to reading #5a, which of the following statements about allomaternal nursing in golden snub-nosed monkeys is true?
A) it had a negative impact on future reproductive success of allonurses
B) it was mainly practiced by unrelated females who reciprocally nursed each other’s infants
C) it enhanced infant survivorship
D) it consisted of a few infants being nursed by one or two other females in addition to the mother
C
According to reading #5a, all of the following may contribute to the maintenance of allomaternal nursing in golden snub-nosed monkeys EXCEPT?
A) kinship
B) grooming
C) misdirected parental care
D) being int he same social unit
C
According to reading #5b, which of the following best describes why “echelon swimming” is better for the beluga calf than the infant swimming position?
A) it is more hydrodynamically advantageous
B) it is less hydrodynamically advantageous
C) it is more energy-intensive for the calf
D) it is less energy-intensive for their adult escort
A
According to reading #6a, which of the following is true about mimicry in the male superb lyrebird’s courtship song?
A) a recording of the mobbing sounds attracted more songbirds than real mobbing sounds
B) the mobbing sound are made in the beginning of a courtship display to a female
C) the mobbing sounds are made just to trick other birds
D) a recording of the lyrebird’s typical mimicked melodies was mostly ignored by songbirds
D
According to reading #6a, all of the following can be part of the courtship ritual of the male superb lyrebird EXCEPT?
A) mimicking calls of other bird species
B) shaking tail feathers
C) mimicking wingbeat sounds of other bird species
D) harassing an imaginary predator
D
According to reading #6b, which of the following is true about pair bonding in the budgerigar or “green parakeet”?
A) they are not genetically monogamous
B) their pair bonds always last a lifetime
C) they are unable to form stable pair bonds
D) they are not socially monogamous
A
According to reading #7a, which of the following statements about the effect of the “jealousy condition” on monogamous titi monkeys is true?
A) males exhibited lowered activity in the cingulate cortex, a brain area associated with social exclusion in humans
B) males exhibited lowered activity in the lateral septum, a brain area associated with aggressive behavior
C) males exhibited an increase in testosterone levels
D) males exhibited a decrease in cortisol levels
C
According to reading #7a, all of the following statements apply to behaviors in jealous titi monkeys EXCEPT?
A) a female will exhibit more intense jealous behaviors compared to a male
B) a male may hold his partner back from interacting with another male
C) they arch their backs
D) they lask their tails back and forth
A
According to reading #7b, all of the following are advantages associated with polygyny in the Brazilian frog T. taophora EXCEPT?
A) allows for diversity in the gene pool
B) allows females access to a good quality male
C) encourages males to share their breeding sites with other males
D) allows females access to a good quality breeding site
C
According to reading #7b, all of the following are advantages associated with polygyny in the Brazilian frog T. taophora EXCEPT?
A) allows for diversity in the gene pool
B) allows females access to a good quality male
C) encourages males to share their breeding sites with other males
D) allows females access to a good quality breeding site
C
According to reading #8a, which of the following statements about tool use in sea otters is true?
A) sea otters use stationary anvil stones for all of the mussels they consume
B)sea otters preferentially strike stationary anvil stones from a position on land
C) sea otters use stationary anvil stones only for mussels
D) sea otters hold shells evenly with both paws when striking them against stationary stones
A
According to reading #8a, all of the following statements about mussel shells handled by sea otters are true EXCEPT?
A) they are preferentially struck against points and ridges of stones
B) they have a diagonal fracture on the right side
C) they show consistent damage patterns
D) the two halves of the shell are not connected
D
According to reading #8b, all of the following behaviors help capuchin monkeys avoid “imperfect” outcomes when cracking nuts with unfamiliar stones EXCEPT?
A) throwing the stone
B) flipping the stone
C) spinning the stone
D) doing partial lifts with the stone
A
According to reading #8b, which of the following statements about tool use in capuchin monkeys is true?
A) they use rocks that weigh more than their body weight to break nuts open
B) they spend the majority of their time using tools to access foods
C) they cannot break nuts open without tools
D) they use tools because nuts are their primary food source
C
The relationship between the Imperial blue butterfly and ants is an example of?
interspecific mutualism
