Resident birds
- Noisy miner
- Rainbow lorikeet
- Musk lorikeet
- White backed magpie
- Murray magpie (Mudlark)
- Striated pardalote
- Kookaburra
- Crested pigeon (especially when people leave out seed)
- Boobook owl
- Eastern rosella
- Adelaide rosella
Occasional Visitors
- Galah (tends to be an early summer visitor stripping A pycnantha seed pods)
- Blackbird*
- Masked lapwing (2015 to 2017)
- Little raven
- Yellow tailed black cockatoo
- Senegal turtledove*
- Grey currawong (Autumn 2020 and again 2021)
- Willy wagtail (not seen since 2010)
- Pacific black duck
Note that Red wattle birds, White plumed and New Holland honeyeaters are found elsewhere in Kensington but almost never in Borthwick Park, presumably due to Noisy miner or Rainbow lorikeet behavious. Same applies to Black faced cuckoo-shrike.
Flying foxes (Fruit bats) also resident (early 2020).
* denotes introduced species