Although
the
loss
of
native
habitat
is
primary
cause
biodiversity
change
worldwide,
understanding
biodiversity's
response
to
requires
considering
influence
introduced
anthropogenic
habitats
in
modified
landscapes.My
thesis
examined
how
and
gain
affected
patterns,
using
Scarabaeinae
beetles
(aka
dung
beetles)
as
a
study
system.I
analyzed
various
dimensions
reduction
tropical
forest
paired
along
gradient
Brazilian
Atlantic
Forest.In
first
chapter,
I
observed
changes
beetle
diversity
this
gradient.Deforestation
was
associated
with
patterns
biotic
differentiation,
increases
alpha
gamma
richness,
"positive"
responses
that
can
be
partly
understood
light
history
Forest
proximity
taxa
sources
open
areas.In
second
explored
composition
structure
communities
one
type
may
related
those
adjacent
types.The
interaction
between
gradients
environmental
influences
community
cover
reduction.Findings
reveal
complex
interplay
factors
shaping
within
habitats.Landscape
structure,
species
associations,
conversion
significantly
impacted
composition,
owing
combined
spillover,
invasion,
extinction.Landscape
configuration,
such
increased
edges
pasture,
turnover,
underscoring
importance
managing
areas
preserve
landscape
biodiversity.This
research
brings
crucial
contributions
influence,
transcending
prevalent
geographical
taxonomic
biases.These
findings
guide
strategies
for
conservation
restoration
landscapes,
essential
fundamental
ecological
processes.
Insect Conservation and Diversity,
Год журнала:
2023,
Номер
17(1), С. 102 - 111
Опубликована: Окт. 14, 2023
Abstract
A
mechanistic
understanding
of
the
relationship
between
multiple
dimensions
species
diversity
and
ecosystem
functioning
is
needed
to
safeguard
ecological
processes
critical
human
well‐being.
We
evaluated
how
taxonomic,
functional
phylogenetic
diversities,
as
well
assembly
mechanisms
dung
beetle
communities,
percent
forest
cover
landscape
fragmentation,
affect
burial,
soil
excavation
efficiency
fly
larvae
abundance
in
Los
Tuxtlas
Biosphere
Reserve,
a
complex
tropical
landscape.
Dung
functions
were
measured
15
landscapes
representing
gradient
loss
(0%–100%).
Phylogenetically
clustered
assemblages
large
tunneler
beetles
showed
highest
burial
across
Fly
was
negatively
correlated
with
taxonomic
evenness
beetles.
Forest
fragmentation
did
not
significantly
effectiveness,
suggesting
high
degree
redundancy.
efficacy
mainly
driven
by
selection
mechanisms,
which
single
or
few
phylogenetically
close
disproportionately
given
function.
controlled
complementary
effect
where
each
additively
affected
survival.
Hence,
are
maintained
contrasting
different
dimensions.
High
richness
may
foster
pest
control
such
Reserve.
Our
findings
highlight
need
assess
since
can
operate
concurrently
contrastingly
on
assemblages.
International Journal of Tropical Insect Science,
Год журнала:
2024,
Номер
44(4), С. 1989 - 2000
Опубликована: Июль 22, 2024
Abstract
Seasonally
Dry
Tropical
Forests
(SDTFs)
have
long
suffered
from
chronic,
intensive
and
extensive
landscape
transformations
due
to
human
activities,
challenging
biodiversity
conservation
in
this
biome.
The
Caatinga
is
the
largest
Neotropical
SDTF,
serving
as
an
excellent
model
understand
how
land
use
changes
modulate
ecological
communities.
In
study,
we
assessed
effects
of
configuration
composition
on
abundance
diversity
Chrysomeloidea
a
region
Caatinga.
We
sampled
beetles
10
units,
which
measured
(patch
size,
edge
density)
(landscape
diversity,
patch
richness).
Hill
numbers
(q0,
q1,
q2)
were
used
analyze
diversities
Chrysomeloidea.
A
total
484
individuals
belonging
82
species
collected.
Landscape
affected
assemblages
with
positive
correlation
between
density
diversity.
provide
new
perspective
regarding
spatial
distribution
conclude
that
configuration,
but
not
composition,
directly
affects
assemblages.
Biology,
Год журнала:
2024,
Номер
13(10), С. 841 - 841
Опубликована: Окт. 19, 2024
This
study
sheds
light
on
the
complex
relationship
between
land
use,
biodiversity,
and
functional
traits
of
dung
beetles
in
Ecuador.
The
results
indicate
that
richness
abundance
vary
across
different
uses
regions,
with
forests
generally
having
a
positive
impact,
while
eucalyptus
pine
plantations
have
negative
effect
certain
areas.
Specific
indicator
species,
such
as
