Association. 1991. Prevalence of Antibodies against Canine Parvovirus and. Canine Distemper. Virus in Wild Coyotes in. Southeastern. Colorado. Eric M. Gese,'.
of Wildlife
Journal
Diseases, © Wildlife
Prevalence of Antibodies against Canine Parvovirus Canine Distemper Virus in Wild Coyotes in Southeastern Colorado
1991, pp. 320-323 Association 1991
27(2), Disease
and
Eric M. Gese,’ Ronald D. Schultz,2 Orrin J. Rongstad,1 and David E. Andersen,34 1 Department of Wildlife Ecology, University of Wisconsin, Madison, Wisconsin 53706, USA; 2Department of Pathobiological Sciences, School of Veterinary Medicine, University of Wisconsin, Madison, Wisconsin 53706, USA; Fish and Wildlife Service, Colorado Fish and Wildlife Assistance Office, Golden, Colorado 80401, USA; address: U.S. Fish and Wildlife Service, Minnesota Cooperative Fish and Wildlife Research Unit, Department of Fisheries and Wildlife, University of Minnesota, St. Paul, Minnesota 55108, USA
ABSTRACT:
Serum
72
from
wild
(Canis
coyotes
Blood free-ranging
latrans) in southeastern Colorado (USA) was collected and analyzed for prevalence of antibody to canine parvovirus (CPV) and canine distemper
virus
prevalence 71%
study. differ Prevalence
57%,
among
years
cantly
higher
(33%).
Prevalence
to
in
to
1985
to
CPV
respectively,
or
1988.
The
CDV
was
and
sexes,
adults of
antibodies in
United
Key words: parvovirus, Cams lence, survey.
other
was
signifiCPV
and
surveys
in
distemper
latrans,
virus,
coyotes,
populations of many Canidae. Exposure has been reported (Goyal et al., 1986; coyotes (Gier et al., 1980; Thomas et al., and red foxes (Vulpes
and
suit
Ameel,
cadisfor
Gier
and
CDV
exposure
Colorado sults of
is unknown. a serologic
against
CPV
southeastern
and
in coyotes
We survey
CDV
coyotes
November January, adults,
and
et a!.,
was
chest The
cavity blood
tube
(Vacutainer,
April
1986 May, two ju1988
Thirty-five a hand-held
1987).
(19
coyotes net gun
(Barrett following
et a!., 1982), aerial pur-
Thirty-seven
by aerial program.
extracted vein
km2), (USA;
from
of live
coy-
gunning during A 10 ml blood cephalic
or
coyotes,
or from
the
that into
had been shot. a glass serum
of coyotes was placed Becton
the
Dickinson,
Ruth-
erford, New Jersey 07070, USA), centrifuged for 45 mm, and the serum harvested and stored at -20 C. Age of live coyotes was
determined
Dead analysis
by tooth
animals
were
(Linhart
a lower canine. (
CPV
0.50). was
Prevalence 58% for
of antibody juveniles (n
=
12) and 73% for adults (n = 60) (x2 = 1.09, 1 df, P> 0.25). The geometric mean titer was 152 ± 47 (range =
1,280 which likely indicates an active fection (Carmichael et a!., 1980). Prevalence of antibody to CDV for
(x2
0.51, 3 df, of CDV antibody
and 59% for females 0.50). The geometric 4 (range =
was
(x2 mean
=
females of
(T anti-
33% for juveniles 3.28, 1 df, P
titer
was
43
±
mean titer was 31 ± 160) for males and 35
160) for Prevalence
then
all
0.90). Preva55% for males
1,184
Utah, and of parvoviral
The prevalence of antibody wild coyotes in southeastern
(x2
1979,
sampled
in-
years combined was 57%. Prevalence of antibodies against CDV was 52,57,55, and 62% for the years 1985 to 1988, respectively lence
0.250).
et a!. (1984)
from Texas, no evidence
before
=
40) and 75% for females (n = 32) (x2 = 0.48, 1 df, P> 0.25). The geometric mean titer for CPV was 177 ± 27 (SE) (range =
