#Question id: 3448
#XL - T Zoology
Which scientist devised a rule that predicts when natural selection should favor altruism?
#Question id: 3449
#XL - T Zoology
Female spotted sandpipers aggressively court males and, after mating, leave the clutch of young for the male to incubate. This sequence may be repeated several times with different males until no available males remain, forcing the female to incubate her last clutch. Which of the following terms best describes this behavior?
#Question id: 3450
#XL - T Zoology
This behavior, in which individual members of a species maintain exclusive use of an area that contains some limiting resource, such as foraging ground, food, or potential mates, is called
#Question id: 3453
#XL - T Zoology
The degree of genetic relatedness between the offspring and their parents is
#Question id: 3454
#XL - T Zoology
Altruism is favoured when rb - c > 0 where c is fitness cost to altruist, b is fitness benefit to recipient; and r is genetic relatedness. It is under negative selection when
#Question id: 3455
#XL - T Zoology
A duck egg is removed from its mother’s nest and incubated by a barnyard hen. The duckling hatches out in the presence of the barnyard hen and stays in her nest. After a couple of days, the duckling is presented with a choice between its biological mother and the hen that incubated it. The duckling approaches and follows the hen. This set of observations demonstrates the phenomenon of