Browsing by Subject "English sparrow."
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Correlates of extra-pair paternity and the effects of ectoparasites on nestling growth, parental provisioning and reproductive success in the house sparrow.
(2000)In addition, I looked at another aspect of the reproductive biology of the House Sparrow, the effects of ectoparasites on nestling growth, parental provisioning and reproductive success. To determine whether Pellonyssus ... -
Parental investment and offspring sex ratios in house sparrows, Passer domesticus and cattle egrets, Bubulcus ibis.
(1998)Fisher (1930) argued that parents should invest equally in the two sexes. Since then, others have proposed conditions under which parents might be selected to bias their investment in favor of either sons or daughters. I ...