Middle East Research Journal of Biological Sciences,
Год журнала:
2023,
Номер
3(03), С. 60 - 64
Опубликована: Ноя. 17, 2023
Erinaceus
europaeus,
commonly
known
as
the
Western
European
hedgehog,
is
a
well-known
and
widespread
mammal
in
Europe.
These
small
spiny
mammals
are
insectivores
play
significant
role
controlling
invertebrate
populations.
However,
they
face
several
threats,
including
habitat
loss,
road
accidents,
encounters
with
certain
chemicals,
rodenticides.
Rodenticides
chemical
agents
used
to
kill
rodents.
compounds
often
designed
be
attractive
rodents
but
can
also
consumed
by
other
animals,
hedgehogs,
either
directly
or
through
ingestion
of
poisoned
prey.
Unfortunately,
secondary
poisoning
consumption
risk
for
hedgehogs
non-target
species.
The
rodenticides
lead
severe
health
issues
even
death.
This
brief
review
aims
present
impact
that
have
on
(European
Erinaceus,
Linnaeus
1758).
Environmental Pollution,
Год журнала:
2022,
Номер
315, С. 120385 - 120385
Опубликована: Окт. 15, 2022
The
widespread
use
of
second-generation
anticoagulant
rodenticides
(SGARs)
and
their
high
persistence
in
animal
tissues
has
led
to
these
compounds
becoming
ubiquitous
rodent-predator-scavenger
food
webs.
Exposure
SGARs
usually
been
investigated
wildlife
species
found
dead,
despite
growing
evidence
the
potential
risk
secondary
poisoning
predators
scavengers,
current
worldwide
exposure
free-living
scavenging
birds
remains
scarcely
investigated.
We
present
first
active
monitoring
blood
SGAR
concentrations
prevalence
four
European
obligate
(i.e.,
vultures)
facultative
(red
black
kites)
avian
scavengers
NE
Spain.
analysed
261
detected
39.1%
(n
=
102)
individuals.
Both
(ΣSGARs)
were
related
age
foraging
behaviour
studied.
Black
kites
showed
highest
(100%),
followed
by
red
(66.7%),
Egyptian
(64.2%),
bearded
(20.9%),
griffon
(16.9%)
cinereous
(6.3%)
vultures.
Overall,
both
average
ΣSGARs
higher
non-nestlings
than
nestlings,
such
as
vultures
anthropic
landscapes
(e.g.,
landfill
sites
livestock
farms)
exploiting
small/medium-sized
carrions.
Brodifacoum
was
most
prevalent
(28.8%),
difenacoum
(16.1%),
flocoumafen
(12.3%)
bromadiolone
(7.3%).
In
SGAR-positive
birds,
ΣSGAR
(mean
±
SE)
7.52
0.95
ng
mL-1;
level
being
53.50
mL-1.
abundant
diastereomer
forms
trans-bromadiolone
flocoumafen,
cis-brodifacoum
difenacoum,
showing
that
lower
impact
formulations
could
reduce
exposures
non-target
species.
Our
findings
suggest
can
bioaccumulate
guilds
Europe
elsewhere.
highlight
need
for
further
studies
on
adverse
effects
associated
with
SGARSs
better
interpret
birds.
Frontiers in Ecology and Evolution,
Год журнала:
2024,
Номер
12
Опубликована: Фев. 8, 2024
Studies
in
parts
of
Europe,
New
Zealand,
and
North
America
indicate
uptake
anticoagulant
rodenticides
(ARs)
by
predatory
mammals
to
be
widespread
common,
with
proximity
urban
agricultural
areas
being
an
important
driver
exposure.
Yet,
little
is
known
regarding
the
patterns
drivers
AR
exposure
within
more
forest-dominated
landscapes.
Across
northeastern
United
States
(US),
a
region
spanning
Pennsylvania
Maine,
we
tested
livers
from
597
fisher
(
Pekania
pennanti
)
obtained
legal
harvest
for
11
rodenticide
compounds.
We
used
kriging
determine
potential
hot
zones
(within
or
among
states)
regression
models
test
land
use,
developed
landscapes,
protected
as
patterns.
detected
8
compounds,
78.6%
sampled
individuals
testing
positive
≥1
compound.
The
highest
rate
was
observed
Hampshire
Vermont
at
93.3
100.0%
lowest
Maine
52.8%.
majority
(55.3%)
2-6
different
compounds
rather
than
single
compound
(23.3%)
none
(21.4%),
indicating
repeated
chronic
levels
fisher.
Spatial
interpolation
revealed
southern
Hampshire,
Vermont,
southeastern
York.
Regression
indicated
proportion
wildland-urban
intermix
(low
density
buildings
largely
landscape)
consistent
strong
predictor
exposure,
marginal
inconsistent
relationships
between
amount
no
apparent
benefit
conferred
region.
Given
that
states
support
rural
human
population
nation,
individual
homes
interspersed
throughout
forested
matrix,
residential
use
ARs
implicated
potentially
main
forest
carnivores
this
However,
surveillance
broader
suite
species,
greater
knowledge
commercial
forestry
operations,
will
necessary
understand
generality
our
observations.
The Science of The Total Environment,
Год журнала:
2024,
Номер
918, С. 170492 - 170492
Опубликована: Фев. 1, 2024
The
widespread
use
of
anticoagulant
rodenticides
(ARs)
poses
a
worldwide
threat
to
farmland
wildlife.
These
compounds
accumulate
in
tissues
both
target
and
non-target
species,
potentially
endangering
direct
consumers
their
predators.
However,
investigations
on
ARs
blood
free-ranging
predatory
birds
are
rare.
Here,
the
long-eared
owl
(Asio
otus)
has
been
used
as
model
predator
assess
AR
exposure
different
agricultural
landscapes
from
Mediterranean
semiarid
region.
A
total
69
owlets
38
nests
were
blood-sampled
over
2021
2022,
aiming
detect
residues
explore
factors
that
determine
exposure,
such
land
uses.
In
addition,
prothrombin
time
(PT)
test
was
conducted
potential
effects
contamination.
Overall,
nearly
all
samples
(98.6
%)
tested
positive
for
at
least
one
compound
multiple
found
most
individuals
(82.6
%).
Among
detected,
flocoumafen
common
(88.4
%
samples).
concentration
(ΣARs)
ranged
0.06
34.18
ng
mL
