Can nesting behaviour allow reptiles to adapt to climate change?
Philosophical Transactions of the Royal Society B Biological Sciences,
Год журнала:
2023,
Номер
378(1884)
Опубликована: Июль 10, 2023
A
range
of
abiotic
parameters
within
a
reptile
nest
influence
the
viability
and
attributes
(including
sex,
behaviour
body
size)
hatchlings
that
emerge
from
nest.
As
result
sensitivity,
reproducing
female
can
manipulate
phenotypic
her
offspring
by
laying
eggs
at
times
in
places
provide
specific
conditions.
Nesting
reptiles
shift
their
terms
timing
oviposition,
location
depth
beneath
soil
surface
across
spatial
temporal
gradients.
Those
maternal
manipulations
affect
mean
values
variances
both
temperature
moisture,
may
modify
vulnerability
embryos
to
threats
such
as
predation
parasitism.
By
altering
thermal
hydric
conditions
nests,
climate
change
has
potential
dramatically
developmental
trajectories
survival
rates
embryos,
phenotypes
hatchlings.
Reproducing
females
buffer
effects
modifying
timing,
structure
nests
ways
enhance
viability.
Nonetheless,
our
understanding
nesting
behaviours
response
remains
limited
reptiles.
Priority
topics
for
future
studies
include
documenting
climate-induced
changes
environment,
degree
which
behavioural
shifts
mitigate
climate-related
deleterious
impacts
on
development,
ecological
evolutionary
consequences
responses
change.
This
article
is
part
theme
issue
‘The
ecology
nests:
cross-taxon
approach’.
Язык: Английский
Low Requirement on the Nest Site Selection Influencing the Invasion Success of House Geckos
Biotropica,
Год журнала:
2025,
Номер
57(2)
Опубликована: Март 1, 2025
ABSTRACT
The
selection
of
nesting
sites
is
fundamental
for
the
reproductive
success
oviparous
species.
However,
there
are
gaps
regarding
how
animals
select
their
sites,
especially
among
species
that
do
not
build
nests;
is,
they
use
natural
cavities
oviposition,
as
case
with
many
lizards.
Herein,
we
evaluated
physical
structure
and
microclimatic
conditions
tree
hollows
influence
oviposition
in
a
widely
distributed
exotic
lizard,
Hemidactylus
mabouia
(Squamata,
Gekkonidae).
We
hypothesized
choice
by
females
would
consider:
(a)
structural
properties
related
to
vulnerability
eggs
predation;
and/or
(b)
associated
stability
egg
incubation
process.
Over
course
year,
monitored
53
on
weekly
basis,
recording
total
69
H.
nests.
width
opening
height
relation
ground
level,
temperature
variation
did
sites.
less
humidity
were
used
more
frequently.
Our
findings
contribute
understanding
criteria
nests
general.
Furthermore,
discuss
implications
generalist
habits
context
biological
invasion,
suggesting
low
requirements
may
constitute
determining
factor
successful
invasion
Язык: Английский
Effect of elevated incubation temperatures on learning and brain anatomy of hatchling and juvenile lizards
Journal of Comparative Physiology B,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 8, 2024
Язык: Английский
Do Incubation Temperatures Affect the Preferred Body Temperatures of Hatchling Velvet Geckos?
Frontiers in Ecology and Evolution,
Год журнала:
2021,
Номер
9
Опубликована: Дек. 8, 2021
In
many
lizards,
a
mother’s
choice
of
nest
site
can
influence
the
thermal
and
hydric
regimes
experienced
by
developing
embryos,
which
in
turn
key
traits
putatively
linked
to
fitness,
such
as
body
size,
learning
ability,
locomotor
performance.
Future
increases
temperatures
predicted
under
climate
warming
could
potentially
hatchling
reptiles.
this
study,
we
investigated
whether
future
affected
preferences
velvet
geckos,
Amalosia
lesueurii
.
We
incubated
eggs
two
fluctuating
temperature
treatments;
warm
treatment
mimicked
currently
used
communal
nests
(mean
=
24.3°C,
range
18.4–31.1°C),
while
hot
28.9°C,
20.7–38.1°C)
potential
likely
occur
during
summers.
placed
hatchlings
inside
gradient
measured
their
preferred
(T
b
s)
after
they
had
access
food,
fasted
for
5
days.
found
that
feeding
status
significantly
T
s.
Hatchlings
maintained
higher
s
30.6°C,
interquartile
29.6–32.0°C)
than
when
d
25.8°C,
24.7–26.9°C).
Surprisingly,
incubation
did
not
geckos.
Hence,
predicting
how
changes
will
affect
reptiles
require
better
understanding
post-hatchling
environments
shape
phenotypes.
Язык: Английский
Consequences of Oviposition Site Choice for Geckos in Changing Environments
Biology,
Год журнала:
2022,
Номер
11(9), С. 1281 - 1281
Опубликована: Авг. 29, 2022
Most
lizards
lay
eggs
inside
nests
where
embryos
experience
daily
fluctuations
in
temperature.
As
are
sensitive
to
exposure
high
temperatures,
increases
nest
temperatures
may
pose
a
risk
lizards.
In
the
velvet
gecko
Amalosia
lesueurii,
positively
correlated
with
air
so
get
hotter
future.
However,
maternal
variation
oviposition
site
choice
might
buffer
populations
from
future
warming.
To
evaluate
consequences
of
choice,
we
incubated
under
two
fluctuating
temperature
regimes
that
mimicked
experienced
sun-exposed
("warm":
mean
=
25.4
°C;
range
16.5-35.5
°C)
and
shaded
("cold":
23.3
17.5-30.5
communal
nests.
We
measured
phenotypic
traits
hatchlings,
released
them
wild,
monitored
their
survival
over
6
months.
Warm-incubated
hatchlings
hatched
15
days
earlier,
on
average,
were
smaller
than
cold-incubated
clutch
mates.
Incubation
treatment
did
not
influence
apparent
hatchlings.
Hence,
even
if
increase
by
2
°C
future,
thermal
some
currently
used
will
be
suitable
for
embryo
development.
Maternal
therefore
allow
southern
persist
changing
environments.
Язык: Английский