The Blackberry app has been updated again today: Blackberry Update Version 4.1.0 – 7 Jun 2011 Blackberry-style theme (replaces “90′s DOS style” interface) Improved smart search Improved support for touch-enabled devices Improved support for native text auto-complete This follows an update on 27 May 2011 which included the following changes: Added “My Location” Global filter by […]
I’ve just updated the list of field identifiable subspecies incorporating several readers’ comments, adding notes on several species, and adding an asterisk to highlight the most distinctive subspecies (as determined by my own subjective and arbitrary review process). Thanks to all who have contributed. Please keep sending suggestions and comments.
A Korean translation of this post is here With the recent surge in the availability of digital audio devices, the use of playback to attract birds into view has increased exponentially. This has fueled an ongoing debate among birders about the ethical issues surrounding the use of recorded bird songs in the field. There is […]
The Green-winged Teal (known as Common Teal in English-speaking parts of Eurasia) is currently considered a single species by the AOU, but two subspecies are distinctive in adult male plumage and are split into two species by many authorities. Green-winged Teal (American) – Anas crecca carolinensis Common Teal (Eurasian) – Anas crecca crecca1 Common Teal is a […]
I was recently studying and sketching the three species of American scoters in Revere, Massachusetts, and I was struck by the differences in head and body shapes. I thought those differences deserved to be highlighted in some new sketches, which are shown below. If you enjoy quizzes, you can try to identify the three species, […]
Possibly… Like most herons, the calls of Great Egret are always hoarse, unmusical croaks and groans. There are slight variations, however, and listening to the selection of recordings available at Xeno-canto suggests that there may be consistent differences between the American and Eurasian Great Egrets.
Update, 26 Jan 2011: We have now filled the beta-tester slots. Thanks for the great response! The Sibley eGuide to Birds (for Blackberry) is ready for testing. We just need a few people to run it through the paces on some different Blackberry devices and tell us what works and what, if anything, doesn’t. All […]
Android eGuide now available! The Sibley eGuide is now available in the Android market. Some info is here. Please let me know of any concerns, questions, or comments. These can be reported at this forum, by leaving a comment on this post, or by using my contact page.
Work is almost finished (really) on the Android version of the Sibley eGuide to Birds of North America, and we hope to have it available within days. In the meantime, I’ve been adding some new bird identification pages on this website: Vaux’s Swift Eastern Wood-Pewee Cave Swallow Bendire’s Thrasher Curve-billed Thrasher White-throated Sparrow
Last month (late Aug 2010) I had the pleasure of spending some time at the Nature Conservancy’s Pine Butte Guest Ranch in Montana, where an irruption of Red Crossbills was in full swing. Each day around the ranch I saw and heard hundreds of crossbills, of two main call types, and these offered a great […]