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Petrusek, Adam, Ralph Tollrian, Klaus Schwenk, Andreas Haas, und Christian Laforsch. A “crown of Thorns” Is an Inducible Defense That Protects Daphnia against an Ancient Predator. National Academy of Sciences, 2009.

Petrusek, Adam, et al. A “crown of Thorns” Is an Inducible Defense That Protects Daphnia against an Ancient Predator. National Academy of Sciences, 2009.