Date: Mon, 29 Jan 2001 12:04:05 -0500 Reply-To: Maryland Birds & Birding Sender: Maryland Birds & Birding From: "Rob (Robert) Hilton" Subject: Re: Raptor Visual Capability In-Reply-To: <6d.eb7fbde.27a6f8b7@aol.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" I think this is the article Paul is refering to: Record 1 of 1 Locate Document Title Attraction of kestrels to vole scent marks visible in ultraviolet light Author Viitala, J; Korpimaeki, E*; Palokangas, P; Koivula, M Author Affiliation Dep. Zool., Univ. British Columbia, 6270 Univ. Blvd., Vancouver, BC V6T 1Z4, Canada Source Nature, vol. 373, no. 6513, pp. 425-427, 1995 ISSN 0028-0836 Best, Rob Hilton robert@csa.com Bethesda, Maryland At 11:47 AM 1/29/01 EST, you wrote: >Georgia, > >Your account of raptors viewing urine-stained trails in the ultraviolet is >accurate. There was a paper a couple of years ago I believe in Science, but >I don't have a reference. As I recall, the raptor was a Kestrel and the >urine was somewhat fluorescent in the UV, enabling the Kestrel to focus its >efforts on the areas most frequented by the rodents. Neat strategy! > >Paul O'Brien >Rockville, Mont. Co., MD >pobrien776@aol.com > >======================================================================= >To leave the MDOsprey list, send e-mail to listserv@home.ease.lsoft.com >with the following message in line 1: signoff mdosprey >======================================================================= > ======================================================================= To leave the MDOsprey list, send e-mail to listserv@home.ease.lsoft.com with the following message in line 1: signoff mdosprey ======================================================================= =========================================================================