
These are species with at least one recorded territory in Venezuela, not a national checklist: a bird list from eBird or Avibase is more complete. The counts follow recording effort as much as wildlife, so a country with more visitors and more naturalists will show more of both.
The species with the most open occurrence records in Venezuela, among those a photograph exists for. Most recorded is not most numerous: it rewards animals that are common, conspicuous and live where people go.

Thraupis episcopus

Tyrannus melancholicus

Melanerpes rubricapillus

Ara severus

Coragyps atratus

Mimus gilvus

Saltator olivascens

Eupsittula pertinax

Sicalis flaveola

Columbina squammata

Pitangus sulphuratus

Coereba flaveola
The reference database has no regions filed under Venezuela.
The field guide covers Venezuela on the map, but none of its species have an entry written for them yet.