Thanks Looks like a Blue Gum - at this time of year eucalypt gum nuts make about 50% of the Gang-gang diet with Blue Gums such as this one being by far the preferred feed eucalypt tree. Probably will be gone from Giralang by September but would be interested if still there
There is a bit of distortion (sounds like running water) but there is also the crunching of pinecones. Adults in https://canberra.naturemapr.org/sightings/4686891.