<style face="normal" font="default" size="100%">Mallophaga z Anatidae, Alcidae i Phalacrocoracidae (Aves) zimujących na Zatoce Gdańskiej</style>

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<style face="normal" font="default" size="100%">Mallophaga z Anatidae, Alcidae i Phalacrocoracidae (Aves) zimujących na Zatoce Gdańskiej</style>

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5

<style face="normal" font="default" size="100%">Morphological differentiation and interesting adaptations to parasitism in sucking lice and biting lice (Insecta, Phthiraptera)</style>

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<style face="normal" font="default" size="100%">Esthiopteridae, Rallicolidae (Phthiraptera: Ischnocera) and Ancistronidae (Phthiraptera: Amblycera) of birds occurring in the autumn and winter season in the Southern Baltic</style>