Q: The Ligons found that most of the young woodhoopoes tended by helpers
The Ligons found that most of the young woodhoopoes tended by helpers were either full siblings or half siblings of the helpers. If full siblings were genetically related to the helpers by an average...
See AnswerQ: According to Hamilton’s rule, would helpers derive greater benefit through kin
According to Hamilton’s rule, would helpers derive greater benefit through kin selection by contributing the same amount of help toward raising a full sibling or a half sibling?
See AnswerQ: What are some advantages of Damuth’s strict focus on herbivorous mammals in
What are some advantages of Damuth’s strict focus on herbivorous mammals in his analysis of the relationship between body size and population density (see fig. 9.19)? F...
See AnswerQ: How might energy and nutrient relations explain the lower population densities of
How might energy and nutrient relations explain the lower population densities of birds compared to comparable-sized mammals (see fig. 9.20)? Figure 9.20:
See AnswerQ: J. L. Mosser and colleagues (1974) found that
J. L. Mosser and colleagues (1974) found that populations of the bacterium Sulfolobus living at different temperatures had different optimal temperatures for sulfur oxidation. Use natural selection to...
See AnswerQ: How can energy losses between trophic levels limit the number of trophic
How can energy losses between trophic levels limit the number of trophic levels in an ecosystem?
See AnswerQ: Is it possible for two consumer populations to have equal biomass but
Is it possible for two consumer populations to have equal biomass but differ in secondary production?
See AnswerQ: Would secondary production in a stream ecosystem dependent on inputs of detritus
Would secondary production in a stream ecosystem dependent on inputs of detritus from a surround forest change, if detrital inputs to the stream, for example leaves falling from nearby trees, were red...
See AnswerQ: What is the ecological significance of Frankham’s finding lower genetic variation in
What is the ecological significance of Frankham’s finding lower genetic variation in smaller, isolated island populations?
See AnswerQ: Why don’t hummingbirds save energy by going into torpor at night even
Why don’t hummingbirds save energy by going into torpor at night even when food supplies are abundant? In other words, what would be a possible disadvantage of routine, nightly torpor?
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