2 times of the current levels during Eckfeld times [79] , which parallels a decreasing trend of plant–insect associational intensity as documented in Figures 3 and 4 .
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Testing for the effects and consequences of mid paleogene climate change on insect herbivory.
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The sentences
Based on the results of chi-square tests, we conclude that for each functional feeding group there is a highly significant departure from the null expectation indicated between the localities (χ 2 = 53.4, df = 4, p ≪0.001).