A list of the species I saw during my visit last week:
-Sun conure
-Blue-and-gold macaw
-Southern lapwing
-Black-crowned night heron
-Chaco chachalaca
-Black-headed ibis
-African sacred ibis
-Northern helmeted curassow
-Maguari stork
-European white stork
-Giant wood rail
-Black-bellied whistling-duck
-Fulvous whistling duck
-Grey-winged trumpeter
-Southern screamer
-Military macaw
-Blue-eared dove
-Green-backed heron
-Scarlet ibis
-White-faced whistling duck
-Guira cuckoo
-Double yellow-headed amazon
-White-crowned parrot
-White-throated magpie-jay
-White tufted-ear marmoset
They also got a Linnaeus two-toed sloth earlier this year, and I saw a corvid that looked exactly like a San Blas jay, but I'm waiting for a response from the park to confirm if said species are kept at the park.