Mean reservoir competence of 14 host species (10 mammals and 4 birds) for Anaplasma phagocytophilum, southeastern New York, USA, 2008–2010. Error bars indicate SE. Reservoir competence is defined as the mean percentage of ticks infected by any individual host of a given species. Host species with <10 individual hosts sampled are indicated by an asterisk. See Table 1 for sample sizes. Single-letter abbreviations for genera along the left indicate Blarina, Didelphis, Glaucomys, Mephitis, Peromyscus, Procyon, Sciurus, Sorex, Tamias, Tamiasciurus, Catharus, Dumetella, Hylocichla, and Turdus, respectively.