The Oilbird "is a slim, long winged bird" native to northern South America. It is the only nocturnal bird that navigates through use of echolocation and it is capable of straight, hovering, and twisting flight.
Source
Wikipedia contributors, "Oilbird," Wikipedia, The Free Encyclopedia,http://en.wikipedia.org/w/index.php?title=Oilbird&oldid=309105281 (accessed August 20, 2009).
· objection (attorney in court) · OK · ouch · out
A few examples of 3-letter words starting with the letter O are:owloweoaroatown
Some six letter words starting with O are:objectoblongoccultocelotoddityoffendofficeorangeorioleorphanoverdooxygen
insects starting with letters O X and Z
Overnight sojourn
octos
Outstanding is a nice word. It begins with the letter O.
Only one country starts with the letter O, which is Oman.
The elements that start with the letter O are oxygen & Osmium.
Overcoat
OLDSMOBILE
yes there is