71 What You Know So Far

Summarise what you know about this topic so far under the headings provided. You can draw diagrams or mind maps, or write short notes to organise your thoughts in preparation for the NCEA style essay question that follows. Use the points in the introduction and the hints provided to help you:

Territories Hierarchies HINT: Why do hierarchies form and how do they enhance survival?

Cooperative behaviour HINT: How does cooperative behaviour improve survival?

HINT: Distinguish between territories and home ranges. Explain the role of territories in resource acquisition and group (or pair) survival.

Breeding behaviour and parental care HINT: Explain the role of ritualisation in breeding behaviour. How is reproductive effort apportioned and what are the costs and benefits of parental care?