Page 25 - Annual Report 2022

CONSERVATION The Chicago Zoological Society predation. In late summer or early

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PROGRAMS partners with local and state l l a s o t h e r fall, when the turtles have a better k
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Close to Home regional conservation organizations, t to the wild. m i t t e d t o a l s o c r e a t i n g
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CZS committed to also creating
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an off-exhibit breeding area to reflect
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the turtles’ natural habitat. The species
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BLANDING’S TURTLE i is semi-aquatic and requires a marshy
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water area as its main habitat, as well
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RECOVERY PROJECT a s a n e a r b y u p l a n d s a n d y a r e a f o r
as a nearby upland sandy area for
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females to lay their eggs. The pond
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Once common throughout the at Brookfield Zoo provides both types
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M i d w e s t , t h e B l a n d i n g ’ s t u r t l e i s n o w
Midwest, the Blanding’s turtle is now of terrain. Last season, the Blanding’s of terrain. Last season, the Blanding’s
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endangered in Illinois and threat- - t turtles housed behind the scenes
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ened nationwide due to habitat loss a t B r o o k f i e l d Z o o ’ s B i s o n P o n d l a i d
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at Brookfield Zoo’s Bison Pond laid
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and fragmentation, predators, and 57 eggs. .
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The Blanding’s turtle is a medi- - a t o r s , m o s t o f t h e e g g s a r e c o l l e c t e d
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ators, most of the eggs are collected
um-size turtle that can live upwards
um - s i z e t ur t l e t ha t c an l i v e up w ar d s an d ar t i f i c i al l y i n cub a t e d . B l an di n g ’ s
and artificially incubated. Blanding’s
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of 80 years in grassy marsh habitats. t turtles bred and hatched in managed
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In the wild, Blanding’s turtles have care at Brookfield Zoo are released
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o n l y a b o u t a 2 p e r c e n t c h a n c e o f to natural habitats in DuPage County.
only about a 2 percent chance of
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reaching breeding maturation. Since the head-start program’s
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In 2008, the Chicago Zoological inception, the District has released
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S o c i e t y ( C Z S ) j o i n e d t h e F o r e s t several thousand microchipped
Society (CZS) joined the Forest
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P r e s e r v e D i s t r i c t o f D u P a g e B l a n d i n g ’ s t u r t l e s f r o m i t s f a c i l i t y
Preserve District of DuPage
Blanding’s turtles from its facility
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County’s “head-start” program a n d pa r t n e r i n s t i t u t i o n s ba c k i n t o
and partner institutions back into
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f for young hatchlings. This type of t their natural habitats. .
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program has been shown to greatly In addition to the Chicago
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improve reproductive success and Z o ol o g i c a l So c i e t y , o t he r p a r t ne r s
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Zoological Society, other partners
e
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survival for many species. o f t h e F o r e s t P r e s e r v e D i s t r i c t o f
l f
.
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of the Forest Preserve District of
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’
I In early spring, the District’s ecol- - D u P a g e C o un t y ’ s B l an di n g ’ s t ur t l e
t
DuPage County’s Blanding’s turtle
ng
g
i
l
i
n
l
a
wi
s
’
h
ng
s
ug
s
i
t
d
c
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ogists bring wild-caught Blanding’s h e a d - s t ar t p r o gr am i n c l u d e
o
a
B
br
d
head-start program include
r
s t
n
o B
i
g
e
k
e h
f
a
t turtle hatchlings to Brookfield Zoo, , C o s l e y Z o o , S h e d d A quar i um,
l
d Z
r
t
u
l
o
h
c
o
i
l
o
o
t
Cosley Zoo, Shedd Aquarium,
where they are placed in the Zoo’s
w h e r e t h e y a r e p l a c e d i n t h e Z o o ’ s P e g g y N o t e b a e r t Na t ur e M u s eum,
Peggy Notebaert Nature Museum,
predator-proof rearing pond. There,
pr e d a t or - pr o of r e a r i ng p on d. T h e r e , S t . C h a r l e s P a r k D i s t r i c t , F o r e s t P r e s e r v e
St. Charles Park District, Forest Preserve
e
a
d
e
t a “
h
-
”
t
r
s
t
a
o g
e
y a
r
they are able to get a “head-start” District of Will County, and the Illinois
t
h
l
b
e a
e t
o
i
n
i
s
l C
o
u
l
t o
f W
i
n
d t
h
e I
n
t
y
, a
c
s
t
r
l
D
i
i
l
d
e
g
r
s
and grow without the worries of D e p ar t m en t o f Na t ur al R e s o ur c e s .
w
a
n
of
h
r
i
t
or
hout
t
e
o
wi
w
Department of Natural Resources.
2022 ANNUAL REPORT 23