Table 3. Seasonal and annual estimates of small mammals, overall and infected intermediate hosts (IHs) of Echinococcus multilocularis ingested by individual coyotes in Calgary, AB, Canada, between June 2012 and June 2013.

Season	Summer	Fall	Winter	Spring	Total
Small mammals ingested per feces	1.8	1.2	1.0	2.5	1.6
IHs ingested per feces a	1.4	1.1	1.0	2.2	1.4
N small mammals ingested b	130.0	87.4	70.6	178.7	466.7
N IHs ingested b	102.5	76.4	70.6	157.3	406.8
N infected IHs ingested (95% CI) c	0.002 (0.002–1.397)	0.509 (0.496–1.175)	1.052 (0.994–22.443)	0 (0–3.383)	1.563 (1.492–28.398)

^a Small mammals reported as susceptible hosts for E. multilocularis in North America [25].

^b Daily defecation rate of coyotes (0.79 scats/day) [15, 45, 46, 50, 51].

^c Seasonal prevalence (95% CI) of E. multilocularis in intermediate hosts in the study area [44].\