Wild pig (Sus scrofa) as prey of the Common Vampire Bat (Desmodus rotundus)
2019
The common
vampire bat(
Desmodus rotundus), is the hematophagous bat with the broadest distribution and the only one that preys on
wildmammals. However, when the abundance of domestic species increases, D. rotundus tends to feed on horses,
domestic pigs, and poultry. The presence of
Wild
pigsin Laguna de Terminos, Campeche, represents an increase in prey availability, a factor that fosters the growth of bat populations in the region. Records were obtained with
camera trapsin the area of influence of the Laguna de Terminos Flora and Fauna Protection Area, Campeche.
Camera trapswere placed on trees at the edge of trails for the recording of
Wild
pigs(Sus scrofa) and collared peccaries (
Pecaritajacu). The photo trapping period ranged from January 25 to August 16, 2018 with a sampling effort of 1,428 trap days. We recorded 18 species of mammals in the five locations studied. Predation of the common
vampire baton
Wild
pigswas recorded in a single
camera traplocated in an oil palm plantation (
Elaeis guineensis) surrounded by livestock areas and
secondary forestfragments.
Wild
pigswere the only species recorded as being attacked by the common
vampire bat. Of all separate records of
Wild
pigs, 11.7 % (n = 22) corresponded to photographs and videos of interactions between
Wild
pigsand bats.
Vampire batattacks were recorded between 20:00 and 5:00 h, with a peak of activity around 23:21 h. The increased availability of
Wild
pigs, together with changes in land use, seemingly foster the growth and expansion of
vampire batpopulations and, therefore, contribute to a higher incidence of attacks on domestic species. In addition to the negative ecological effects, the presence of
Wild
pigsinvolves increasingly important epidemiological implications. Studies on the interaction between common
vampire batsand
Wild
pigsare necessary to assess the risk of disease transmission in the region.
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