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The story of the Tä‘atu, a fish harvesting technique traditionally conducted in the Tongan village of Ha‘ano, is the closest thing the village has to a founding myth and mystical justification for the traditional estate of its hereditary chief. Here, I consider the tale...
The exchange of native pathogens between wild and domesticated animals can lead to novel disease threats to wildlife. However, the dynamics of wild host-parasite systems exposed to a reservoir of domesticated hosts are not well understood. A simple mathematical model reveals that the spill-back...
Allee effects are thought to mediate the dynamics of population colonization, particularly for invasive species. However, Allee effects acting on parasites have rarely been considered in the analogous process of infectious disease establishment and spread. We studied the colonization of...
The Amazon Basin is the largest hydrographic basin in the world. People living along the floodplains of the Amazonian rivers have a mixed economy based mainly on small-scale agriculture, fishing and livestock. With about 2200 species of fish, the Amazon basin is recognized as having the most...