Behavioral Syndromes Across Time and Space in a Long‐Lived Turtle
Ethology,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 10, 2025
ABSTRACT
Behavioral
syndromes
are
correlated
behaviors
across
different
contexts
and
critical
for
understanding
processes
in
the
ecology
evolution
of
animal
personality.
To
aid
this
endeavor,
there
is
a
need
to
study
wild
animals
from
understudied
species
over
long
timescales.
We
investigated
behavioral
ornate
box
turtles
(
Terrapene
ornata
)
four
distinct
populations
years.
measured
three
traits
(boldness,
activity,
exploration)
controlled
trials
using
standardized
10‐min
assays
on
174
314
times.
Overall,
demonstrated
consistent
correlations
between
traits,
indicating
conserved
species.
A
syndrome
activity
exploration
was
detected
every
population
year
except
one
2016,
suggesting
strong
basis
these
covary.
Correlations
with
boldness
other
were
also
consistent,
but
their
magnitude
varied.
At
least
two
did
not
exhibit
relationships
years,
population's
strength
changed
1
next,
another
exhibited
relationship
only.
Boldness
fully
decoupled
population,
underscoring
significance
coping
environmental
variability
long‐lived
ectothermic
vertebrate.
This
first
document
along
boldness,
axes
terrestrial
turtle.
Our
results
emphasize
preserve
diversity
while
maintaining
integrity
alongside
genetic
ecological
diversity,
which
together
will
promote
conservation
turtles.
Язык: Английский
Effects of Brook Trout Invasion on Behavioral and Dietary Shifts in Brown Trout
Ecology and Evolution,
Год журнала:
2025,
Номер
15(3)
Опубликована: Март 1, 2025
Behavioral
variation
within
a
population
is
generally
maintained
by
frequency
dependent
selection,
allowing
various
personalities
to
coexist.
Bolder
individuals
usually
engage
in
more
risky
behaviors
that
can
gain
fitness
benefits
such
as
growth
under
certain
conditions.
Therefore,
it
has
been
suggested
there
should
be
link
between
personality
and
dietary
niches,
but
the
results
so
far
are
inconsistent.
In
addition,
equilibrium
of
distribution
behavioral
traits
trophic
niche
native
populations
may
shift
following
introduction
an
invasive
species.
Here,
using
brook
trout
(Salvelinus
fontinalis)
brown
(Salmo
trutta)
model
species
two
different
natural
streams
Sweden,
we
aimed
test
whether
(1)
living
allopatry
sympatry
with
differ
(2)
bolder
utilize
foraging
niche.
Our
suggest
convergence
trout,
which
likely
result
invasion,
varies
across
streams,
possibly
due
differing
invasion
impacts
(varying
ratio
trout).
We
also
found
strong
positive
correlation
position
irrespective
presence
trout.
Язык: Английский