bioRxiv (Cold Spring Harbor Laboratory),
Год журнала:
2022,
Номер
unknown
Опубликована: Ноя. 12, 2022
Abstract
Vocalization
is
a
widespread
vertebrate
social
behavior
that
essential
for
fitness
in
the
wild.
While
many
vocal
behaviors
are
highly
conserved,
heritable
features
of
specific
vocalization
types
can
vary
both
within
and
between
species,
raising
questions
why
how
some
evolve.
Here,
using
new
computational
tools
to
automatically
detect
cluster
vocalizations
into
distinct
acoustic
categories,
we
compare
pup
isolation
calls
across
neonatal
development
eight
taxa
deer
mice
(genus
Peromyscus
)
them
laboratory
(C57Bl6/j
strain)
free-living,
wild
house
(
Mus
musculus
).
Whereas
pups
produce
ultrasonic
(USVs),
also
second
call
type
with
features,
temporal
rhythms,
developmental
trajectories
from
those
USVs.
In
mice,
these
tonal
low
frequency
“cries”
predominantly
emitted
postnatal
days
one
through
nine,
while
USVs
primarily
made
after
day
nine.
Using
playback
assays,
show
cries
result
more
rapid
approach
by
mothers
than
USVs,
suggesting
role
eliciting
parental
care
early
development.
genetic
crosses
two
sister
species
exhibiting
large,
innate
differences
structure
find
variation
rate,
duration,
pitch
display
different
degrees
dominance
cry
USV
be
uncoupled
second-generation
hybrids.
Taken
together,
this
work
shows
evolve
quickly
closely
related
rodent
which
types,
likely
serving
functions
communication,
controlled
loci.
Evolution,
Год журнала:
2022,
Номер
76(7), С. 1469 - 1480
Опубликована: Июнь 6, 2022
Multicomponent
signals
are
found
throughout
the
animal
kingdom,
but
how
these
elaborate
displays
evolve
and
diversify
is
still
unclear.
Here,
we
explore
evolution
of
woodpecker
drum
display.
Two
components
this
territorial
sexually
selected
signal,
speed
length,
used
by
territory
holders
to
assess
threat
level
an
intruding
drummer.
We
coevolution
display
both
among
within
species.
Among
species,
find
evidence
for
strong
length.
Within
that
length
vary
largely
independent
each
other.
However,
in
some
there
covariation
certain
portions
distribution.
The
observed
differences
component
at
macro-
microevolutionary
scales
highlight
importance
studying
signal
structure
In
all
cases
evolutionary
scales,
relationship
between
positive,
indicating
mutual
elaboration
not
a
performance
trade-off.
Royal Society Open Science,
Год журнала:
2022,
Номер
9(10)
Опубликована: Окт. 1, 2022
Sexual
selection
drives
the
evolution
of
many
spectacular
animal
displays
that
we
see
in
nature.
Yet,
how
combines
and
elaborates
different
signal
traits
remains
unclear.
Here,
investigate
this
issue
by
testing
for
correlated
between
head
plumage
colour
drumming
behaviour
woodpeckers.
These
signals
function
context
mate
choice
male–male
competition,
they
may
appear
to
a
receiver
as
single
multimodal
display.
We
test
such
correlations
males
132
species
using
phylogenetic
linear
models,
while
considering
effect
habitat.
find
chromatic
contrast
is
positively
with
speed
drum,
supporting
idea
evolving
more
conspicuous
on
their
also
evolve
faster
drum
displays.
By
contrast,
do
not
evidence
diversity,
size
head's
red
patch,
or
extent
achromatic
contrast.
Drum
length
was
any
coloration
metrics.
Lastly,
no
habitat
acts
strong
selective
force
driving
elaboration.
Coevolution
modalities
therefore
complex,
probably
depends
display
components
question.
Birdsong
is
a
complex
signal
shaped
by
multiple
factors
and
has
been
explored
most
widely
through
the
lens
of
sexual
selection,
but
with
mixed
results.
Here,
we
focus
on
evolution
two
song
parameters,
diversity,
which
studied,
composition,
poorly
understood.
We
assessed
potential
role
mating
system
as
proxy
in
addition,
investigated
whether
colony
size,
sociality,
phylogenetic
history
influence
these
parameters
weaverbirds
family
(Aves:
Ploceidae).
Using
comparative
path
analyses
find
that,
expected,
species
living
larger
colonies
present
greater
diversity
had
similar
composition.
However,
contrary
to
expectations,
polygamous
do
not
higher
nor
more
acoustic
composition
than
monogamous
species.
A
relatively
high
effect
phylogeny
was
detected
both
variables.
Our
results
thus
suggest
this
family,
sociality
stronger
driver
selection.
These
findings
highlight
importance
multifaceted
approach
when
studying
bird
relevance
sociality.
bioRxiv (Cold Spring Harbor Laboratory),
Год журнала:
2022,
Номер
unknown
Опубликована: Ноя. 12, 2022
Abstract
Vocalization
is
a
widespread
vertebrate
social
behavior
that
essential
for
fitness
in
the
wild.
While
many
vocal
behaviors
are
highly
conserved,
heritable
features
of
specific
vocalization
types
can
vary
both
within
and
between
species,
raising
questions
why
how
some
evolve.
Here,
using
new
computational
tools
to
automatically
detect
cluster
vocalizations
into
distinct
acoustic
categories,
we
compare
pup
isolation
calls
across
neonatal
development
eight
taxa
deer
mice
(genus
Peromyscus
)
them
laboratory
(C57Bl6/j
strain)
free-living,
wild
house
(
Mus
musculus
).
Whereas
pups
produce
ultrasonic
(USVs),
also
second
call
type
with
features,
temporal
rhythms,
developmental
trajectories
from
those
USVs.
In
mice,
these
tonal
low
frequency
“cries”
predominantly
emitted
postnatal
days
one
through
nine,
while
USVs
primarily
made
after
day
nine.
Using
playback
assays,
show
cries
result
more
rapid
approach
by
mothers
than
USVs,
suggesting
role
eliciting
parental
care
early
development.
genetic
crosses
two
sister
species
exhibiting
large,
innate
differences
structure
find
variation
rate,
duration,
pitch
display
different
degrees
dominance
cry
USV
be
uncoupled
second-generation
hybrids.
Taken
together,
this
work
shows
evolve
quickly
closely
related
rodent
which
types,
likely
serving
functions
communication,
controlled
loci.
