Lindsey K. Deignan

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Cowries are prominently featured in shell collections worldwide, but their ecology is little known because these snails are mostly nocturnal and cryptic (Hayes 1983). While documenting fish predation on sponges around the Caribbean (Loh and Pawlik 2014), we observed grazing scars on chemically defended verongid sponges (Aplysina, Ailochroia, and Verongula(More)
One popular concept used to explain the high biodiversity of some ecosystems is the Janzen–Connell hypothesis, which states that the distribution of conspecifics is controlled by species-specific pathogens or predators that are attracted to adults or to their reproductive output. The distribution of the affected species would then display a distinct(More)
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