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PARASITOLOGICAL INTERACTIONS BETWEEN DOMESTIC ANIMALS AND THE SPECTACLED BEAR (TREMARCTOS ORNATUS) IN THE CENTRAL ANDES OF COLOMBIA (ID 94)
Abstract
Introduction
Parasites in Andean bears Tremartus ornatus are a relevant area of interest. Here we present a first study of the endoparasites species infecting T. ornatus and domestics animals in rural high mountains of Colombia
Methods
This is a cross-sectional study using coprological techniques in order to identify domestic and wild parasites on the border of the reserve forest, directly from the rectum or fresh samples.
Results
A total population of 98/264 specimens tested positive for at least one parasite (60.93%). We identified a different prevalence in each sampled species: 35/58 in T. ornatus (60%) [95% CI = 48% - 73%], 31/112 in B. taurus (28%) [95% CI = 8%-26%], and 22/48 in Equus caballus (46%) [95% CI = 26%-60%]. The most prevalent parasites in T. ornatus were Eimeria spp. (30%) [95% CI = 18.2% - 41.8%], Ascaris spp. (21.7%) [95% CI = 11.1% - 32.3%], Ancylostoma spp. (15 %) [95% CI = 5.8% - 24.2%], Baylisascaris spp. (13.3%) [95% CI = 4.6% - 22.1%], Cryptosporidium spp. (10%) [95% CI = 2.3% - 17.7%], Balantidium coli (5%) [95% CI = 0.6% - 10.6%], Anoplocepha spp. (3.3%) [95% CI = 1.3% - 8.0%], and Acanthamoeba spp. (1.7%) [95% CI = 1.6% - 5%].
Conclusions
Endoparasites such as Eimeria spp. in T. ornatus are abundant, but the species circulating, and their level of pathogenicity are unknown. Cryptosporidium spp. and Buxtonella sulcata are common parasites in T. ornatus, B. taurus and E. caballus that require further studies around the circulating species and the clinical effects in these populations