Maher and Patricia Maher have run birding tours since 1985 (Inland Bird
Tours). They formed Australian Ornithological Services Pty Ltd in 1994
to better reflect the scope of their tours and services offered.
AOS Pty Ltd is a birding tour company that serves the serious birder.
While Philip and Patricia travel to all parts of Australia, and in recent
SE Asia, they specialize in inland Australia.
regularly organize tours for other major birding tour companies as well
as run private birding tours that are often 'clean up' trips. These
are trips for birders who have previously birded Australia and require
only a limited number of species to complete their Australian lists.
However, a private tour can be organized for birders who have never
other function of AOS Pty Ltd is as consultants to business and government
departments, specialising in bird, mammal and vegetation surveys.