10,000 Birds

MARCH 30, 2015

In all, the duo compared DNA from 77 redpolls, including specimens from museums around the world, from the Museum of Vertebrates at Cornell University to the Natural History Museum of Geneva in Switzerland. Furthermore, another redpoll species found in Europe—the Lesser Redpoll—also had extremely similar DNA sequences.

Species 212

Species Switzerland Groups Europe 212

10,000 Birds

APRIL 2, 2015

This time it is not in Serbia, but in Zurich, Switzerland, where this particular Serbian pigeon fancier / blogger lives. Take the Saker for example: with 52 to 64 breeding pairs ten years ago, Serbia held 13 per cent of the European population of this Globally Threatened species ( source ). v=8kKoL3sdbaQ.

Switzerland 192

Switzerland Serbia Feral Falcons 192

10,000 Birds

MAY 10, 2015

In its natural old-world range, the House Sparrow offers an interesting identification challenge and has vagrant potential since it is a polytypic species with a highly complex taxonomy. The genus Passer has several well-recognized and recognizable species in Europe, and still holds several enigmas.

Sparrows 215

Sparrows Italy Asia Austria 215

10,000 Birds

MARCH 3, 2020

That’s pretty amazing–Bolivia has more bird species than India! The source of this ranking, BirdLife International, lists Bolivia as currently having 1,439 bird species, including 18 breeding endemics. The guide covers 1,433 species, the number of birds documented at the end of 2014, the cutoff point for the book.

Bolivia 172

Bolivia Birds Brazil Switzerland 172