egret zoo4_credit Brooke Ramo

The San Antonio Zoo has had to close off a section of its grounds due to an unsafe amount of egret droppings. Photo by Brooke Ramos.

The San Antonio Zoo has had to close off a section of its grounds due to an unsafe amount of egret droppings. Photo by Brooke Ramos.

The San Antonio Zoo has had to close off a section of its grounds due to an unsafe amount of egret droppings. Photo by Brooke Ramos.