birding-aus
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To: | birding-aus <> |
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Subject: | Swift wings shape |
From: | Chris Brandis <> |
Date: | Thu, 26 Apr 2007 19:33:07 +1000 |
Hi allThose who watch seabirds see this in action as as the wind strength rises the shape of seabird wings change similar to that described and also whether they are with or against the wind and you would be surprised how fast they can travel into the wind with direct or a sort of tacking maneuver. Cheers Chris =============================== www.birding-aus.org birding-aus.blogspot.comTo unsubscribe from this mailing list, send the message: unsubscribe (in the body of the message, with no Subject line) to: =============================== |
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