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Published byGriselda Shelton Modified over 5 years ago
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Variations Biodiversity is often higher on islands – isolated for a long time greater variation Also higher near equator Galapagos Finches – Pg. 11 – Choose 5 species and describe their habitat based on their adaptations Eg. cocos island finch – maybe lava flat or dark forest, eats seeds Variation = survival!!! If all organisms were the same none would have any resistance to threats (predation, weather) Types of Variation Structural Adaptation – something an organism has Behavioral Adaptation – something an organism does
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Which is more diverse?
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Diversity Index Quantitative way of comparing diversity of an area.
Eg.
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