The chapter cited a few advantages and disadvantages of sociality but did not provide a complete ...

This is an open-ended question that should go well beyond the text. For example, kin selection is barely mentioned in the chapter, and this question provides an opportunity to discuss that topic in more depth.
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Advantages Disadvantages
Groups of animals have antipredator options that individuals do not have: increased vigilance, group defenses (as in elephants and musk oxen), the selfish herd, and dilution effects. Groups of animals are more conspicuous to predators than individuals are.
Groups can often hunt more successfully. Groups require a concentration of resources in a restricted area to support them.
There is potential for competition within the group.
Group members assist in protecting and caring for the young.
There is a greater potential for the transmission of diseases and parasites in a group.
Groups provide opportunities for kin selection. Time and energy are devoted to maintaining a social hierarchy within the group.

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