1- What are some typical adaptations for these animals and why?Some typical adaptations are lack of pigmetion reduction in the size of eyes or absence for eyes together. development of sensory mechanisms that do not depend on light for detecting food or predators.
2- why is oxygen not plentiful in caves and how do creatures deal with lack of oxygen?
Because some of these adaptations reduce for need of oxygen. This is because cinchialine caves for coastal caves flooded with seawater tent to be oxygen- depleted, because there is no photosynthesis and very limited water circulation in the caves.
3- why do adaptations occur?
Because it happen as random events, the organism is more likely to survive and reproduce than other organism with these same adaptations.
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