Vibroscape analysis reveals acoustic niche overlap and plastic alteration of vibratory courtship signals in ground-dwelling wolf spiders
Noori Choi,
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Pat Miller,
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Eileen A. Hebets
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et al.
Communications Biology,
Journal Year:
2024,
Volume and Issue:
7(1)
Published: Jan. 5, 2024
To
expand
the
scope
of
soundscape
ecology
to
encompass
substrate-borne
vibrations
(i.e.
vibroscapes),
we
analyzed
vibroscape
a
deciduous
forest
floor
using
contact
microphone
arrays
followed
by
automated
processing
large
audio
datasets.
We
then
focused
on
vibratory
signaling
ground-dwelling
Schizocosa
wolf
spiders
test
for
(i)
acoustic
niche
partitioning
and
(ii)
plastic
behavioral
responses
that
might
reduce
risk
signal
interference
from
noise
conspecific/heterospecific
signaling.
Two
closely
related
species
-
S.
stridulans
uetzi
showed
high
overlap
across
space,
time,
dominant
frequency.
Both
show
males
shorten
their
courtship
in
higher
abundance
noise,
increased
duration
signals
conspecific
signals,
decreased
complexity
signals.
Language: Английский
Hide and seek in time and space: Spatiotemporal segregation between snow leopard and its prey in Northern Pakistan
Global Ecology and Conservation,
Journal Year:
2025,
Volume and Issue:
59, P. e03543 - e03543
Published: March 22, 2025
Language: Английский
Signal space overlap in sympatric drongos (Aves: Dicruridae) and spatial segregation in a South Asian tropical rainforest
Sutirtha Lahiri,
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Bablu Sonowal
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Published: Nov. 28, 2023
A
diverse
array
of
animals
use
a
multidimensional
acoustic
space
as
primary
source
communication,
especially
in
habitats
where
other
signals
are
limited.
However,
complex
habitats,
species
must
contend
with
co-occurring
to
send
their
message
backdrop
ambient
noise.
This
is
exacerbated
closely
related
that
occur
sympatry,
and
we
do
not
know
how
learn
vocalization
have
repertoires
partition
space.
In
this
study,
studied
four
group
birds,
the
drongos,
tropical
evergreen
forest
South
Asia.
We
made
field
vocal
recordings
well
estimated
song
perch
heights
from
December
2018-April
2019.
Using
ordination
methods
like
PCA
LDA,
find
wide
overlap
sympatric
drongos.
We,
however,
drongos
segregate
vertically.
hypothesize
owing
ability
mimic
species,
which
increases
signal
breadth.
To
space,
potentially
vocalize
different
heights.
Our
study
broadens
our
understanding
vocally
birds
may
Language: Английский