Ever wanted to know how long a hippo can stay underwater? How they “dance” so gracefully through the water? Or how long they sleep?

World Penguin Day is this Saturday (April 25, 2020), and two new residents of the Dan and Vi McKinney Penguin Habitat at the San Diego Zoo are starting the weekend celebration early by practicing what penguins do best—swimming.

An 8-month-old koala joey being cared for round the clock by San Diego Zoo wildlife care specialists is thriving. The male koala joey, named Omeo (pronounced Ooh-me-ooh), lost his mother due to cancer in mid-December, when he was about 5-and-a-half months old and was still in her pouch.