birding-aus Birds and heat loss

Subject: birding-aus Birds and heat loss
From: "Martin O'Brien"<>
Date: Wed, 10 Mar 1999 09:22:41 +1000

Ahh, this brings back the second year Zoology memories!

I remember the ability of gulls and other birds to stand on ice was neatly
explained in our physiology classes as an example of a counter current
mechanism.  Such physiological adaptations also occur in the fins of

I wonder whether the converse is true ie. the ability to withstand extreme
heat?  Does anyone remember the footage on a Attenborough documentary of
desert dwellers with a lizard that lifted alternate feet when standing on
the hot desert sands?

Martin O'Brien
Executive Scientific Officer
Scientific Advisory Committee
Threatened Species Program
Department of Natural Resources and Environment
4/250 Victoria Pde.,
East Melbourne,  3002

tel: +61 3 9412 4567
fax: +61 3 9412 4586

To unsubscribe from this list, please send a message to

Include "unsubscribe birding-aus" in the message body (without the quotes)

<Prev in Thread] Current Thread [Next in Thread>

The University of NSW School of Computer and Engineering takes no responsibility for the contents of this archive. It is purely a compilation of material sent by many people to the birding-aus mailing list. It has not been checked for accuracy nor its content verified in any way. If you wish to get material removed from the archive or have other queries about the archive e-mail Andrew Taylor at this address: andrewt@cse.unsw.EDU.AU