The zoo’s 133 acres are protected by Century Products to keep its patrons safe from trip or fall hazards through the use of our root barrier, used to prevent lifted or damaged hardscapes.The Los Angeles zoo has gained the certification as a Botanical Garden and added such to their name in 2002. LA Zoo’s Botanical Gardens contain 800 different plant species with over 7,400 individual plants.Along with this new title came several other renovations to the zoo, including its parking lot and main entrance, in order to improve the quality of the environment for the facility and its surrounding areas