Tag Archives | Parental Investment

Role of Males and Females in Parental Invest­ment | Zoology

In this article we will discuss about the role of males and females in parental invest­ment. Due to differences in gamete size (anisogamy), an egg (being larger) requires a greater investment of energy than does a sperm and are likely to be limited in number. This would lead to the males competing for the opportunity to fertilize them and will [...]

By |2016-10-20T08:57:20+00:00October 20, 2016|Animal Behaviour|Comments Off on Role of Males and Females in Parental Invest­ment | Zoology
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Conflict within Families of Animals | Zoology

In this article we will discuss about the two ways in which conflict occurs within families of animals:- 1. Parent-Offspring Conflict 2. Sibling-Sibling Conflict. 1. Parent-Offspring Conflict: Parents and offspring have an average r of 0.5. Parents are willing to help their offspring even to a greater extent and, moreover, parents are always in a better position to help offspring [...]

By |2016-10-20T08:57:20+00:00October 20, 2016|Animal Behaviour|Comments Off on Conflict within Families of Animals | Zoology
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