Thanks Penny, yes must be saline water as this is the function of the saline gland. Some interesting information on the web re the structure and working of the gland. bfn Priscilla Park. ============================== To unsubscribe from this mailing list, send the message: unsubscribe (in the body of the message, with no Subject line) to: birding-aus-request@vicnet.net.au
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