 There is also a boat tour that allows visitors to see species that are not visible from the foot paths, including hoofed animals, primates, and species native to the area.The zoo holds various seasonal festivities that include the Easter Egg Extravaganza, Boo at the Zoo, and Splash into Summer.The original name of the Louisiana Purchase Gardens Zoo was Bernstein Park Zoo, named after Mayor Arnold Bernstein who was Mayor of Monroe in 1919 until his death in 1937.