The zebras and ostriches were already at the zoo, though it's possible they got new individuals.On August 2nd, the zoo announced that (2.2) Nigerian dwarf goats were born.
Also on August 2nd, the zoo announced they have emptied the duck pond of the ~20 remaining koi, which have been placed in the tiger exhibits, along with 100 more koi.
100 Koi | 100 Koi were placed into Sugar and Spice's pond. | By Shalom Wildlife Sanctuary | Facebook
Also, it seems like they have acquired plains zebra and ostriches and put them near the tigers, though they haven't made any formal announcement about that.