She was a Baird's tapir, the national animal of Belize.
April first came to the zoo in 1983 when she was very ill from a screwworm infestation.
Sharon Matola, the keeper at the zoo, nursed her back to health.
In 2008 the party was attended by Belize Minister of State, Elvin Penner.
[1] In 2012, April was given four birthday cakes made out of horse chow, honey, cucumbers and flowers.