Roseate spoonbills nest at the Caldwell Zoo in Tyler Tuesday May 23, 2017.
(Sarah A. Miller/Tyler Morning Telegraph)
Zoo teacher Alex Farrell talks to a sixth grade class from Boulter Middle School about animal adaptations at the Caldwell Zoo in Tyler Tuesday May 23, 2017.
(Sarah A. Miller/Tyler Morning Telegraph)
Boulter Middle School sixth grader De'Jaylon Beall feeds a bird at the Caldwell Zoo in Tyler Tuesday May 23, 2017.
(Sarah A. Miller/Tyler Morning Telegraph)
Birds sit on tree branches at the Caldwell Zoo in Tyler Tuesday May 23, 2017.
(Sarah A. Miller/Tyler Morning Telegraph)
An American alligator is pictured in its enclosure at the Caldwell Zoo in Tyler Tuesday May 23, 2017.
(Sarah A. Miller/Tyler Morning Telegraph)
An African lion is pictured in its enclosure at the Caldwell Zoo in Tyler Tuesday May 23, 2017.
(Sarah A. Miller/Tyler Morning Telegraph)
Boulter Middle School sixth graders Daniela Zavala, 12, and Krystal Castaneda, 11, meet a ferret named Swiper at the Caldwell Zoo in Tyler Tuesday May 23, 2017.
(Sarah A. Miller/Tyler Morning Telegraph)
Boulter Middle School sixth grader Kevin Lizalde gets an up-close view of a leopard gecko named Leonard during a field trip at the Caldwell Zoo in Tyler Tuesday May 23, 2017.
(Sarah A. Miller/Tyler Morning Telegraph)
A Boulter Middle School sixth grader photographs a lion during a field trip at the Caldwell Zoo in Tyler Tuesday May 23, 2017.
(Sarah A. Miller/Tyler Morning Telegraph)
A black-tailed rattlesnake is seen during a field trip at the Caldwell Zoo in Tyler Tuesday May 23, 2017.
(Sarah A. Miller/Tyler Morning Telegraph)
A North American Black Bear is seen during a field trip at the Caldwell Zoo in Tyler Tuesday May 23, 2017.
(Sarah A. Miller/Tyler Morning Telegraph)
(Sarah A. Miller/Tyler Morning Telegraph)
(Sarah A. Miller/Tyler Morning Telegraph)
(Sarah A. Miller/Tyler Morning Telegraph)
(Sarah A. Miller/Tyler Morning Telegraph)
(Sarah A. Miller/Tyler Morning Telegraph)
An African lion is seen during a field trip at the Caldwell Zoo in Tyler Tuesday May 23, 2017.
(Sarah A. Miller/Tyler Morning Telegraph)