Galápagos yellow warblers differ in behavioural plasticity in response to traffic noise depending on proximity to road
Animal Behaviour,
Journal Year:
2025,
Volume and Issue:
unknown, P. 123119 - 123119
Published: March 1, 2025
Language: Английский
Assessing urban environmental quality and citizen science data quality: Identifying indicator bird species in cities of China
Global Ecology and Conservation,
Journal Year:
2025,
Volume and Issue:
unknown, P. e03575 - e03575
Published: April 1, 2025
Language: Английский
A Quieter Ocean: Experimentally Derived Differences in Attentive Responses of Tursiops truncatus to Anthropogenic Noise Playbacks before and during the COVID-19-Related Anthropause
Animals,
Journal Year:
2023,
Volume and Issue:
13(7), P. 1269 - 1269
Published: April 6, 2023
The
effects
of
anthropogenic
noise
continue
to
threaten
marine
fauna,
yet
the
impacts
human-produced
sound
on
broad
aspects
cognition
in
mammals
remain
relatively
understudied.
shutdown
non-essential
activities
due
COVID-19-related
anthropause
created
an
opportunity
determine
if
reducing
levels
oceanic
cetaceans
affected
processes
sensitization
and
habituation
for
common
human-made
sounds
experimental
setting.
Dolphins
at
Dolphin
Quest
Bermuda
were
presented
with
three
noises
related
human
(cruise
ship,
personal
watercraft,
Navy
low-frequency
active
sonar)
both
2018
again
during
2021
via
underwater
speaker.
We
found
that
decreased
altered
dolphin
responses
playbacks.
dolphins
spent
significantly
more
time
looking
towards
playback
source,
but
less
producing
burst
pulse
echolocation
bouts
2021.
looked
cruise
ship
source
than
2018.
These
data
highlight
different
may
incur
profiles
suggest
pauses
production
affect
future
stimuli
as
dishabituate
over
time.
Language: Английский
Artificial Green Corridors in an Andean City as Effective Support of Avian Diversity
Diversity,
Journal Year:
2023,
Volume and Issue:
15(2), P. 302 - 302
Published: Feb. 18, 2023
Ensuring
connectivity
in
the
countryside
and
cities
is
a
key
element
of
nature
protection,
allowing
genetic
fluxes
between
populations
fragmented
ecosystems.
We
tested
hypothesis
that
artificial
green
corridors
are
effective
for
birds
city
Cochabamba
(Bolivia).
compared
following
aspects
natural
corridors,
with
generally
preserved
vegetation,
to
those
constituting
parks
gardens
matrix
streets
densely
planted
trees:
species
abundance
richness,
functional
diversity,
traits
bird
communities.
used
canonical
redundancy
analysis
relate
corridor
type,
noise,
tree
vegetation
structure,
diversity.
also
explanatory
factors
relationships
traits.
found
most
were
shared
types;
nevertheless,
had
significant
effects,
being
more
common
heavier
having
lower
beak
depth/mass.
By
contrast,
noise-reflecting
urbanization
deeply
affected
all
studied
traits,
indicating
large
shifts
composition.
In
conclusion,
seem
reliable
enough
maintain
at
level
almost
comparable
linear
but
noise
limiting
factor
efficiency
both
types.
Language: Английский
Potential social facilitation through song in bird communities
Behavioral Ecology and Sociobiology,
Journal Year:
2024,
Volume and Issue:
78(1)
Published: Jan. 1, 2024
Abstract
The
main
function
of
birdsong
is
to
attract
mates
and
defend
territories
among
conspecifics,
but
little
known
about
the
potential
this
behavior
in
generating
interactions
co-existing
bird
species
that
signal
at
same
time.
Different
hypotheses
have
been
put
forward
explain
mechanisms
govern
signaling
crowded
acoustic
spaces,
including
competition
for
space,
interspecific
territoriality,
environmental
filters,
social
facilitation.
We
tested
these
a
forest
community
by
studying
behavioral,
acoustic,
ecological
characteristics
13
co-occurring
species.
used
passive
recordings
assess
magnitude
determinants
heterospecific
song
co-occurrence
(i.e.,
when
different
sing
time
place),
playback
experiments
quantify
propensity
birds
if
stimulated
songs.
Birds
more
frequently
sang
with
dissimilar
In
breeding
season,
they
also
actively
after
other
species,
especially
had
songs,
occasionally
non-avian
unfamiliar
playbacks.
Heterospecific
songs
may
trigger
utterance
because
indicate
predator-free
environment,
or
reduce
predation
risk
through
dilution
effects,
benefits
be
maximized
there
similarity.
line
theory
on
assembly
mechanisms,
results
are
compatible
limiting
similarity
(species
similar
times)
suggests
facilitation
between
phenotypically
These
biotic
represent
mechanism
leads
coexistence
worth
exploring
level.
Significance
statement
It
generally
assumed
avoid
overlap
singing
evidence
active
territoriality
displays
pairs
Community-wide
responses
never
investigated
birds,
fill
knowledge
gap
we
performed
both
observations
multiple
coexisting
tended
were
played
back.
An
interaction
therefore
emerged,
potentially
yielding
anti-predatory
benefits.
Such
behavior,
which
would
gone
unnoticed
only
performed,
involves
community-wide
coexistence.
Language: Английский
Galápagos yellow warblers in low- and high-traffic environments differ in song plasticity in response to noise
bioRxiv (Cold Spring Harbor Laboratory),
Journal Year:
2024,
Volume and Issue:
unknown
Published: June 10, 2024
Abstract
Acoustic
communication
between
animals
is
increasingly
disrupted
by
noise
in
human-altered
environments
making
signals
less
effective.
Birdsong
a
signal
used
agonistic
interactions
territorial
rivals,
and
birds
may
modify
their
song
singing
behaviour
response
to
noise.
However,
if
these
modifications
are
still
ineffective,
this
can
lead
increased
conflict
rivals.
Here,
we
asked
whether
experimental
traffic
induces
immediate
changes
acoustic
characteristics
of
aggressive
populations
territories
that
differ
greatly
exposure.
We
conducted
simulated
intrusions
on
Galápagos
yellow
warblers
(
Setophaga
petechia
aureola
)
living
Santa
Cruz
(high
traffic)
Floreana
(low
islands.
Territories
were
either
adjacent
the
nearest
road
or
at
least
100
m
away
from
it.
assessed
focal
birds’
physical
levels
recorded
vocalisations
playback
conspecific
(control)
coupled
with
(noise
treatment).
found
mostly
depended
treatment
distance
road:
both
islands,
aggression
compared
control,
while
farther
decreased
levels.
Birds
all
islands
irrespective
minimum
frequency
songs
during
treatment.
change
peak
duration
habitat
they
live
in.
Our
results
suggest
behavioural
flexibility
responses
birdsong
noise,
which
appears
depend
part
prior
experience
Highlights
modified
Behavioural
plasticity
island
road.
close
an
intruder
aggression.
Language: Английский
Urban noise effects on foraging activity of a hummingbird community
The Wilson Journal of Ornithology,
Journal Year:
2024,
Volume and Issue:
136(2)
Published: June 26, 2024
Uno
de
los
fenómenos
emergentes
la
urbanización
es
el
ruido
urbano,
que
puede
afectar
distintas
formas
a
las
aves.
Por
ejemplo,
se
ha
detectado
influye
en
comportamiento
territorial,
vocalizaciones
y
anidación
colibríes.
Sin
embargo,
fecha
desconoce
si
afecta
su
forrajeo.
En
este
trabajo
evaluamos
efecto
del
urbano
actividad
forrajeo
una
comunidad
colibríes
urbanos
centro
México.
Establecimos
3
sitios
muestreo
cada
sitio
probamos
4
tratamientos
artificial
(Tr0
sin
artificial,
Tr1
con
bocina
silenciada,
Tr2
70
dB,
Tr3
90
dB)
repetimos
tratamiento
15
veces
durante
semanas
diferentes
horas.
Para
analizar
datos
usamos
modelos
lineales
generalizados
e
inspección
visual
gráficas.
observamos
564
visitas
especies
colibríes:
zafiro
orejas
blancas
(Basilinna
leucotis),
colibrí
pico
ancho
(Cynanthus
latirostris),
garganta
azul
(Lampornis
clemenciae)
magnífico
(Eugenes
fulgens).
Los
(Tr2
Tr3),
sonando
arriba
fueron
significativamente
menos
visitados
por
(Tr0);
no
registramos
fecha,
ambiental
normal,
ni
interacción
tratamiento-sitio.
Registramos
todas
presentaron
respuesta
general
similar,
pero
especie
sexo
fue
afectada
particulares.
Nuestros
resultados
indican
dB
tiene
un
negativo
individuos
pertenecen
colibríes,
dicho
ser
al
nivel
sexo.
Palabras
clave:
consecuencia
urbanización,
desempeño
forrajeo,
antropogénico,
ruido,
escalamiento
ecología
poblaciones