A staff member explains the ecological importance of Baguang's mangrove to little residents and their parents in Baguang Yinyeshu Wetland Park, Dapeng New District on Sunday. The park is home to a cluster of the world’s oldest, best-conserved natural Heritiera Littoralis, or Looking Glass plants. This is the second event in a series Dapeng is holding to provide science education about the area.