Dr. Mark Penning, the vice president of animals, science, and environment at Disney Parks, announced on the Disney Parks Blog that Animal Kingdom zebra Heidi recently gave birth to a baby boy.

After a year-long pregnancy, mother zebra Silvia gave birth to a baby girl, now named Silver, on Feb. 9. At birth, she weighed about 60 to 70 pounds and stood roughly two and a half feet tall.