shaniqwakirkseyniqwa
06.11.2019 •
Biology
In house sparrows (passer domesticus) it is generally found that both males and females care for the eggs and young. however, some male house sparrows do not provide parental care. in addition, it is known that young that receive parental care from both the male and female are more likely to survive to fledging (leaving the nest). which of the following activities by males that do not provide parental care would represent the most beneficial trade-off for the reduced survival of their offspring? a) attacking the nests of neighboring malesb) mating with additional females and fathering more eggsc) eating to build up energy stores for migrationd) grooming to eliminate parasites from their feathers
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Ответ:
Option B
Explanation:
The male sparrow does not takes care of the baby sparrow. Such kind of baby sparrow's has very less chances of survival and fledging. They die before this stage due to lack of parental care.
Generally the female sparrow takes care of the baby sparrow and the males fly away. They get involved in mating with the other female sparrow and fathering more eggs.
Hence, the correct answer is option B.
Ответ: