The Brief Brevard Zoo is expecting two giraffe calves, with births anticipated this fall or winter. Zoo officials say they're excited to welcome the new calves and ensure they are healthy after birth. Brevard Zoo is preparing to welcome two giraffe calves after confirming pregnancies in two members of its herd, zoo officials said. Both calves were fathered by the zoo's male giraffe, Mapenzie. The zoo said the calves are expected to arrive sometime between fall and winter, although exact due dates are not known.