Proceedings of the Royal Society B Biological Sciences,
Journal Year:
2023,
Volume and Issue:
290(1995)
Published: March 29, 2023
The
ecological
impacts
of
invasive
alien
species
(IAS)
are
increasingly
documented;
however,
they
usually
studied
through
the
lens
either
IAS
or
affected
(IAS-threatened
species).
A
clear
understanding
how
both
protagonists
biological
invasions
characterized
is
still
lacking.
We
investigated
morphology,
life
history
and
ecology
birds
involved
in
invasions.
Evaluating
distribution
450
IAS-threatened
400
a
functional
space,
we
found
that
groups
retained
various
strategies.
Aliens
had
larger
clutches
were
more
likely
to
be
herbivores
than
worldwide
birds,
while
insular
endemic
from
Australia
region
birds.
showed
opposite
strategies
aliens
regarding
traits
related
diet,
origin
reproduction.
Further
comparing
associated
with
impact
magnitude,
even
if
mostly
herbivorous,
those
high
generalist
behaviour
an
animal-based
diet
compared
low
impact.
By
emphasizing
differences
relating
bird
opened
new
opportunities
identify
role
Biological Invasions,
Journal Year:
2023,
Volume and Issue:
25(12), P. 3677 - 3696
Published: Aug. 27, 2023
Abstract
Biological
invasions
remain
one
of
the
greatest
threats
to
biodiversity
and
livelihoods,
are
predicted
increase
due
climate
change
globalization.
In
this
study,
we
produced
a
comprehensive
checklist
alien
plants
in
Nigeria
from
online
flora
databases,
herbarium
records,
published
field
surveys,
questionnaires
administered
botanical
gardens.
The
resulting
was
classified
into
naturalized,
invasive,
cultivated
plants.
We
then
fitted
random
forest
model
identify
attributes
which
facilitate
naturalization
Nigeria.
also
used
separate
chi-squared
tests
investigate
if
frequency
these
is
significantly
different
between
naturalized
invasive
results
include
1,381
plant
taxa,
comprising
238
190
953
species.
(428
species)
91
families,
with
Fabaceae
Poaceae
having
highest
representations.
showed
that
life
forms
local
economic
uses
were
most
important
drivers
Chi-squared
revealed
non-random
distribution
forms,
higher
frequencies
Indomalaya
Neotropics,
greater
introductions
during
British
colonial
rule,
species
mostly
for
medicinal,
ornamental,
food,
or
animal
fodder
purposes.
Naturalized
recorded
all
regions
found
urban
agricultural
landscapes.
This
baseline
information
can
support
further
ecological
studies
conservation
actions
NeoBiota,
Journal Year:
2025,
Volume and Issue:
97, P. 47 - 66
Published: Jan. 27, 2025
The
North
American
lodgepole
pine
(
Pinus
contorta
)
has
been
widely
introduced
globally
and
is
now
considered
invasive
in
several
countries.
It
was
first
planted
subarctic
Iceland
the
1950s.
Recently,
forestry
sector
strongly
promoted
it
as
an
attractive
means
of
carbon
capture
to
mitigate
global
climate
change.
most
extensively
tree
species
Iceland.
We
describe
expansion
from
a
mid-20
th
-century
plantation
Steinadalur,
southeast
Iceland,
decadal
changes
between
2010
2021.
extent
occurrence
expanded
nearly
tenfold,
with
number
population
density
reflecting
exponential
growth
patterns.
colonised
diverse
habitats,
including
native
birch
woodlands
heathland,
associated
significant
reductions
vascular
plant
richness
diversity.
conclude
that
characteristics
Steinadalur
this
will
also
apply
many
ecosystems
across
lowland
regions
Our
study
highlights
urgent
need
for
management
strategies
long-term
ecological
impacts
invasion
environments.
Journal of Applied Ecology,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 1, 2025
Abstract
Eradicating
invasive
species
is
critical
for
supporting
threatened
recovery.
In
multi‐invaded
ecosystems,
it
may
only
be
feasible
to
remove
one
or
some
of
the
several
that
are
present.
However,
this
not
deliver
desired
benefits,
and
shifting
complement
threats
in
cases
can
have
unexpected
adverse
consequences.
A
priori
evaluation
potential
outcomes,
identifying
thresholds
driven
by
other
invasives,
inform
decision‐making
decision
triggers
adaptive
management
responses
ensure
benefits
realised.
We
use
population
viability
analyses
informed
field
data
evaluate
outcomes
a
single
removal
from
ecosystem,
Christmas
Island.
assess
whether
(1)
removing
an
apex
predator
(cats;
Felis
catus
)
isolation
would
allow
seabird
(Indian
Ocean
red‐tailed
tropicbird;
Phaethon
rubricaudra
westralis
recover;
based
on
evidence
bird
susceptible
rat
predation
(2)
find
nest
threshold
remaining
mesopredator
(
Rattus
rattus
should
trigger
complementary
control
protection.
The
indicate
with
cat
eradication,
tropicbird
expected
recover
quickly
benefit
long
term.
current
empirical
rates
failure
due
insufficient
cause
decline.
if
exceed
40%,
predicted
decline
1%
(SD
±
0.25)
per
year.
If
caused
70%
more
nests
fail,
extinction
17
years
(~1–2
generations).
Synthesis
applications
:
Our
results
illustrate
value
PVAs
as
tool
understanding
ecosystems.
Defining
ecologically
significant
impact
informs
setting
triggers,
which
combination
targeted
monitoring,
help
managers
prepare
adapt
deficient
undesirable
timely
appropriate
way.
Mammal Review,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 3, 2025
ABSTRACT
Brazil
is
a
large
agricultural
producer
and
megadiverse
country.
In
this
context,
the
use
of
pesticides
poses
risks
to
non‐target
species,
including
wild
mammals.
Environmental
Risk
Assessment
(ERA)
for
has
been
adopted
by
European
Food
Safety
Authority
(EFSA)
United
States
Protection
Agency
(EPA).
yet
present
pesticide
risk
assessment
vertebrates.
To
design
an
ERA
Brazilian
mammals,
data
needed
on
occurrence
distribution
species
within
outside
crops
agroecosystem
types,
their
biological
characteristics
life
history
traits.
We
analyse
comprehensive
dataset
mammal
occurrences
in
agroecosystems.
identify
main
studied,
review
if
were
listed
as
threats
mammals
endangered
extinction
discuss
traits
that
lead
exposure
across
show
54%
terrestrial
occur
agroecosystems
(319/716),
with
64.3%
(205/319)
these
found
crop.
Most
studies
registered
large‐scale
monocultures,
such
annual
croplands,
tree
plantations
pasture
grazing.
Small
farming
emerges
important
knowledge
gap.
25
threatened
(Critically
Endangered,
Vulnerable)
occurring
crop
Concerning
scenarios,
screening
tier
process,
it
suggested
indicator
model
(IMS)
following
traits:
terrestrial,
crepuscular,
body
mass
pasture‐grazing,
croplands.
Conversely,
agroforestry
perennial
agroecosystems,
we
recommend
considering
at
least
one
IMS
arboreal
habits
frugivorous
and/or
nectarivorous
diet.
Furthermore,
Tier
1,
generic
(GMS)
emconpassing
carnivorous
herbivorous
should
be
considered
pasture‐grazing
systems,
cropland.
agroforests
GMS
represent
diet
prioritised.
Molecular Ecology,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 14, 2025
ABSTRACT
Successfully
adapting
to
a
feral
lifestyle
with
different
access
food,
shelter
and
other
resources
requires
rapid
physiological
behavioural
changes,
which
could
potentially
be
facilitated
by
gut
microbiota
plasticity.
To
investigate
whether
alterations
in
support
this
transition
lifestyle,
we
analysed
the
microbiomes
of
domestic
cats
from
six
geographically
diverse
locations
using
genome‐resolved
metagenomics.
By
reconstructing
229
non‐redundant
metagenome‐assembled
genomes
92
cats,
identified
typical
carnivore
microbiome
structure,
notable
diversity
taxonomic
differences
across
regions.
While
overall
metrics
did
not
differ
significantly
between
hierarchical
modelling
species
communities,
accounting
for
geographic
sex
covariates,
revealed
larger
microbial
functional
capacities
among
cats.
The
increased
capacity
amino
acid
lipid
degradation
corresponds
cats'
dietary
reliance
on
crude
protein
fat.
A
second
analysis,
phenotype
as
main
predictor,
unveiled
positive
association
production
short‐chain
fatty
acids,
neurotransmitters
vitamins
cat
aggressiveness,
suggesting
that
microbes
might
contribute
heightened
aggression
elusiveness
observed
Functional
shifts
may
therefore
play
significant
role
development
traits
advantageous
hypothesis
warrants
validation
through
manipulation
experiments.
