In celebration of the 50th anniversary of Earth Day, San Diego Zoo Global is launching a Virtual Earth Day Celebration, where online visitors can participate in fun activities and gain access to educational resources—all while learning ways to better co-exist with nature.

A male giraffe calf born on April 30th has joined the herd of Masai giraffes at the San Diego Zoo’s Urban Jungle exhibit.

Chimpanzees are well known for their extraordinary diversity of behaviors—including using tools for hunting or digging, cracking nuts with stones and using moss as a water-drawing sponge—with some behaviors also exhibiting cultural variation.