A decline of melanism in the peppered moth Biston betularia in The Netherlands

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Ecological studies on the polymorphic ladybird Adalia bipunctata in The Netherlands. I. Population biology and geographical variation of melanism

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Crypsis

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Genetics and the conservation of invertebrates

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Foreword

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Genetic drift and patterns of diversity among colour polymorphic populations of the Homopteran Philaenus spumarius in an island archipelago

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Ecological studies on the polymorphic ladybird Adalia bipunctata in The Netherlands. II. Population dynamics, differential timing of reproduction and thermal melanism

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Ecological studies on the butterfly Maniola jurtina in Britain. I. Adult behaviour, microdistribution and dispersal

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Ecological studies on the butterfly Maniola jurtina in Britain. II. Population dynamics: the present position

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Spot number in Maniola jurtina variation between generations and selection in marginal populations

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