Journal of Avian Biology,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 10, 2024
Life
in
urban
areas
may
alter
the
gut
microbiota
and
host
physiology,
leading
to
a
higher
susceptibility
pathogens.
In
contrast,
specific
members
of
community
have
been
shown
mitigate
intensity
malaria
infection.
House
sparrows,
living
close
proximity
humans,
are
exposed
unique
environment
with
human‐shaped
diets
emerging
as
particularly
influential
factor.
addition,
sparrows
significant
number
avian
haemosporidian
other
blood
parasites.
We
examined
how
bacterial
house
varied
across
two
sites
city
Belgrade
potential
impact
parasite
infection
on
microbiota.
Our
results
show
that
diversity
composition
were
only
influenced
by
sampling
location,
likely
due
variations
food
resources,
availability
bird
feed
at
one
(a
zoo).
summary,
our
suggest
local
microbial
adaptations
differing
levels
urbanisation
habitats,
this
case
most
driven
artificial
alterations
but
not
reaching
effects
fauna.
Animal Conservation,
Год журнала:
2021,
Номер
25(4), С. 455 - 466
Опубликована: Окт. 12, 2021
Abstract
Emerging
infectious
diseases
are
spreading
at
unprecedented
rates
and
affecting
wildlife
worldwide,
with
particularly
strong
effects
on
islands.
Since
the
introduction
of
avian
malaria
to
Hawaii
a
century
ago,
disease
has
contributed
decline
extinction
several
endemic
Hawaiian
honeycreeper
species.
At
low
elevation,
where
is
prevalent,
Amakihi
Chlorodrepanis
virens
populations
have
experienced
selection
by
evolved
increased
resilience,
ability
recover
from
infection.
The
goals
this
study
were
describe
infection
across
Island,
examine
role
innate
immunity
in
determine
resilience
chronic
health.
We
measured
metrics
health
elevation
populations,
which
more
resilient
malaria,
high
weak
less
malaria.
Avian
was
higher
than
elevation.
Measures
Amakihi,
but
also
depended
whether
birds
leeward
side
island
(low
rainfall)
or
windward
(high
they
free‐living
captive.
Regarding
measures
health,
body
condition
better
malaria‐infected
uninfected
while
hematocrit
did
not
vary
birds.
These
among
first
results
variation
according
honeycreepers.
Understanding
impacts
introduced
species,
susceptible
novel
pathogens,
will
provide
critical
insight
into
how
may
affect
endangered
The European Zoological Journal,
Год журнала:
2021,
Номер
88(1), С. 1144 - 1151
Опубликована: Янв. 1, 2021
Insectivorous
birds
are
particularly
vulnerable
to
nematodes
with
heteroxenous
life
cycles.
Although
there
many
studies
on
bird
filarioids,
they
mainly
focus
economically
important
or
pet
species,
and
as
a
result,
the
species
diversity
of
these
parasites
is
insufficiently
studied.
Research
genus
Diplotriaena
their
hosts
neglected,
although
globally
occurring
dangerous
low
specificity
final
host.
Here
we
report
prevalence,
invasive
intensity
affiliation
filarial
in
common
passerine
–
Eurasian
blackcap
(Sylvia
atricapilla,
L.).
In
total,
24
first-year
individuals
S.
atricapilla
were
caught
Toruń
(central
Poland)
at
breeding
grounds
July
August
2019,
after
7
months
captivity,
killed
dissected.
Over
20%
dissected
infected
Diplotriaena,
air
sacs
inhabited
by
1
18
adult
worms.
Molecular
identification
nematode
worms
was
done
using
18S
small
subunit
rRNA
gene,
identified
D.
obtusa.
Our
study
first
show
molecular
confirmation
presence
obtusa
atricapilla.
Wildlife Biology,
Год журнала:
2024,
Номер
unknown
Опубликована: Авг. 21, 2024
Many
populations
of
species
belonging
to
the
order
Crocodilia
are
threatened
due
illegal
trafficking,
indiscriminate
hunting,
and
habitat
loss
degradation
affecting
crocodilian
health
parasitic
load.
Although
several
studies
have
revealed
that
crocodiles,
caimans,
alligators
frequently
infected
by
Hepatozoon
spp.,
results
from
exploring
costs
these
apicomplexan
parasites
on
their
reptilian
hosts
still
scarce
with
inconclusive
results.
Here,
we
molecularly
assessed
prevalence
genetic
diversity
spp.
explore
possible
influence
body
condition
in
captive
individuals
two
Neotropical
crocodilians
conservation
threats,
spectacled
caiman
Caiman
crocodilus
American
crocodile
Crocodylus
acutus
.
Fourteen
percent
caimans
were
H.
caimani
,
whereas
no
crocodiles
showed
infection.
The
varied
along
age,
where
subadult
most
parasitized.
Surprisingly,
was
significantly
higher
than
uninfected
which
suggests
greater
negative
effects
infection
poor
quality.
Also,
juveniles
both
alligator
species,
likely
reflecting
differences
occupancy
habitats
resource
abundance,
or
variations
nutritional
values
diet
between
age
classes.
These
outcomes
provide
valuable
information
disease
ecology
for
developing
strategies
management
wildlife
species.
Journal of Avian Biology,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 10, 2024
Life
in
urban
areas
may
alter
the
gut
microbiota
and
host
physiology,
leading
to
a
higher
susceptibility
pathogens.
In
contrast,
specific
members
of
community
have
been
shown
mitigate
intensity
malaria
infection.
House
sparrows,
living
close
proximity
humans,
are
exposed
unique
environment
with
human‐shaped
diets
emerging
as
particularly
influential
factor.
addition,
sparrows
significant
number
avian
haemosporidian
other
blood
parasites.
We
examined
how
bacterial
house
varied
across
two
sites
city
Belgrade
potential
impact
parasite
infection
on
microbiota.
Our
results
show
that
diversity
composition
were
only
influenced
by
sampling
location,
likely
due
variations
food
resources,
availability
bird
feed
at
one
(a
zoo).
summary,
our
suggest
local
microbial
adaptations
differing
levels
urbanisation
habitats,
this
case
most
driven
artificial
alterations
but
not
reaching
effects
fauna.
