Baer's pochard Baer's pochard Baer's pochard ("Aythya baeri") is a diving duck found in eastern Asia. It breeds in southeast Russia and northeast China, migrating in winter to southern China, Vietnam, Japan, and India. The name commemorates the Estonian naturalist Karl Ernst von Baer. At , it is similar in size and stance to its close relative, the ferruginous duck ("A. nyroca"), although the coloration of the drakes (males) is entirely different. Baer's pochard males are similar to those of the greater scaup ("A. marila"), but have a dark back and upper flanks; the white lower flanks and belly are conspicuous. The
Bird tracks in the field using a handheld palm pilot and GPS system that streamlines the collection process. This free program is called CyberTracker. In order to make sure that data is reliable, a tracker evaluation system has been put in place through the CyberTracker organization. Bird tracks Bird tracking provides a way to assess the habitat range and behavior of birds without ever seeing the bird. Bird tracking falls under the category of tracking and is related to animal tracking. A guide to bird tracking has been published. Bird tracking is a tool used by naturalists to assess what birds are