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Fig. 2 | Parasites & Vectors

Fig. 2

From: Disentangling Trypanosoma cruzi transmission cycle dynamics through the identification of blood meal sources of natural populations of Triatoma dimidiata in Yucatán, Mexico

Fig. 2

Blood meal sources of T. dimidiata and possible T. cruzi transmission network. Nodes correspond to blood meal species identified in bugs collected in the villages (yellow symbols), sylvatic ecotopes (green symbols) or in both environments (orange symbols). Species which cannot carry the parasite (birds and amphibians) are represented by circle-in-square shaped nodes, while mammals are represented by circles. Feeding frequency on each species is indicated by the size of the colored area of each corresponding node, and the exact number of times each species was identified is also indicated within each node. Edges link species which were found together within individual bugs, and the width of the lines is proportional to the frequency of the association between species. Solid dark gray lines link mammalian species, among which T. cruzi may circulate; dotted black lines involve bird or amphibian species, which only serve as blood sources for the bugs

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