I 1. Structure 1.1. Describe these layers Emergents The canopy trees are tall, but some species grow even taller until they stick right out above the canopy. These are called 'emergents' and can reach almost 90m in height. Up here they don't have to compete with other trees for light, but they are exposed to the high winds that lash the canopy during tropical storms. Emergents are the favourite nest sites of jungle eagles such as the harpy eagle of South America. Canopy Suspended 40m above the ground is the canopy - a belt of tree crowns supported by enormous rainforest tree trunks. This is the most productive and diverse habitat on Earth - perhaps 40% of the world's species spend their lives among its branches. The canopy's function is to photosynthesise. Canopy trees arrange their leaves to soak up as much of the sunlight as possible and supply them with a continuous stream of water and nutrients from the
characteristic is that they appear to change constandy from the hero's point of view. Often the hero's love interest or romantic partner will manifest the qualities o f a Shapeshifter. W e have all experienced relationships in which our partner is fickle, two-faced, or bewilderingly changeable. In Fatal Attraction the hero is confronted with a Shapeshifting woman who changes from a passionate lover to an insane, murderous harpy. Shapeshifters change appearance or mood, and are difficult for the hero and the audience to pin down. T h e y may mislead the hero or keep her guessing, and their loyalty or sincerity is often in question. An Ally or friend of the same sex as the hero may also act as a Shapeshifter in a buddy comedy or adventure. W i z a r d s , witches, and ogres are traditional Shapeshifters in the world of fairy tales. 59
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