Page Index

posted March 7th, 2012; last edited March 7th, 2012 –– David Sibley

Sibley eGuide for Windows Phone 7 – now available

Just released and available for download at the Windows Phone Marketplace – The Sibley eGuide can now be used on any device running Windows Phone 7. All of the features of the eGuide on other platforms are included here:

compare any two images, maps, or sounds on a single screen filter by state and by […]

posted August 31st, 2010; last edited September 14th, 2010 –– David Sibley

New York Times on windows and birds

An article in the Aug 28, 2010 edition of the New York Times – Warning to Birds: All-Glass Buildings Ahead – describes recent developments in window technology to prevent bird collisions, which is very encouraging because it demonstrates a recognition of the issue by the major news media and by industry. Thanks to the work […]

posted June 24th, 2009; last edited June 24th, 2009 –– David Sibley

Promising new window film may prevent bird collisions

The most recent research by Dr. Daniel Klem, who has been studying the problem of bird/window collisions since the 1990s, has just been published in the June 2009 Wilson Bulletin. It is available, along with lots of other bird/window resources, at his website here. Klem tested the effectiveness of various window treatments confirming, for example, […]

posted January 7th, 2008; last edited January 7th, 2008 –– David Sibley

More Bird-friendly Window Treatments

Just a quick update on my window-collisions research:

I’ve heard from several more people who have tried the highlighter with pretty good success.

Continuing my own experiments here I’ve had over a month of 100% success with an array of monofilament stretched between two wooden boards outside the window. The monofilament is suspended a couple […]

posted November 20th, 2007; last edited November 20th, 2007 –– David Sibley

More on windows and birds

After a week of pretty good success on the windows, today was cold with light snow, and the bird feeder was very active. I realized last week that one of many variables I need to consider when I record bird-strikes-per-hour is bird activity, but I haven’t tried to record that yet other than excluding long […]

posted November 15th, 2007; last edited November 15th, 2007 –– David Sibley

A Potential Simple Method for "Bird-Proofing" Windows

Update 16 November – There are a couple of points I think I should clarify. First – and I guess this may be clear already – I’m still not convinced this will work, or how well it will work, and it will probably work in some situations better than others, and never be 100% effective […]

posted September 12th, 2012; last edited September 13th, 2012 –– David Sibley

Quiz 53: Eastern Sparrows in early September

Below are three sparrows photographed in Concord, MA on 11 Sep 2012. Can you identify the species?

Today’s quiz features a bonus

Everyone who submits a perfect score by noon Eastern Time tomorrow – Thursday September 13th – will be entered in a drawing to win a prize. And we have a winner! Congratulations […]

posted February 27th, 2012; last edited February 27th, 2012 –– David Sibley

News about the eGuide to Birds

I’m happy to report some news about the Sibley eGuide to birds:

The price of the app in all versions has been reduced 30% to $19.99, and a new Lite version for iPhone and iPad is available for free at iTunes. This is a fully functional version of the app that includes only 30 […]

posted January 20th, 2012; last edited January 20th, 2012 –– David Sibley

Sibley eGuide available for Kindle Fire

The Sibley eGuide to birds was recently adapted for the Kindle Fire tablet (and still works on other Android OS devices). You can find it at the Amazon app store.

In other news an update for the Android OS is coming soon that will (among other things) remove the annoying requirement to verify over the […]

posted December 5th, 2011; last edited December 5th, 2011 –– David Sibley

eGuide update – Redesigned for iPad!

The Sibley eGude to Birds for iPhone and iPad has been updated to be a universal app. The new version takes advantage of the full screen of the iPad to show images and maps at high resolution, show all information (images, text, map, and audio) on a single screen, and in landscape orientation allows viewing […]