Wednesday, August 22, 2012

Hussain: Commensalism


Eastern Tiger Swallowtail
Papilio glaucus 
Location: 44.684277, -72.779755

The Eastern tiger swallowtail (Papilio glaucus) benefits from resting on the Lady fern (Athyrium filix-femina) and the Lady fern is neither helped nor harmed.

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