2020 Breeding Family Research 
10,000 Birds
AUGUST 1, 2023
2020, all also published by Firefly); children’s books and books on bird feeding. The material on Boreal Owl is a wonderfully condensed account about the species’ sexual dimorphism and its relationship to breeding plus the link between the species’ cyclical abundance and the red-backed vole. Bohemian Waxwing, p.
10,000 Birds
JUNE 1, 2021
It does seem like the order is concurrent with the 61st Supplement, which came out in 2020, but Northwestern Crow is included as a full species. Using the icons to locate specific bird families takes a little getting used to, but if you do it often it works well as a finding tool. These are all informative and current.
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10,000 Birds
MARCH 3, 2020
The source of this ranking, BirdLife International, lists Bolivia as currently having 1,439 bird species, including 18 breeding endemics. Like most maps, colors are used to indicate seasonal status (breeding resident, Austral migrant/visitor, Boreal migrant, etc.). Distribution maps are also different from other field guides.
10,000 Birds
JULY 7, 2020
copyright @2020 by David A llen Sibley. This is a delightful book, large (8-1/2 by 11 inches), filled with Sibley’s distinctive artwork and an organized potpourri of research-based stories about the science behind bird’s lives. copyright @2020 by David A llen Sibley. copyright @2020 by David A llen Sibley.
10,000 Birds
JUNE 2, 2020
It’s the bird family that most people don’t know is a bird family. The speaker turned out to be Tim Laman, and the topic was the incredible research he and Ed Scholes had spent years doing on birds of paradise in New Guinea. For many years it was thought the two bird families were related taxonomically.
10,000 Birds
JULY 4, 2023
Ackerman’s new book is about owls and owl research–the knowledge recently and currently being discovered through DNA analysis, new-tech tracking and monitoring, and old-fashioned fieldwork under the auspices of organizations like the Global Owl Project and the Owl Research Institute.
10,000 Birds
NOVEMBER 3, 2020
The goal of Around the World For Penguins is simple: Describe the 18 species of penguin and their breeding grounds “from the perspective of a traveller.” But, unlike most books focused on a bird family, this one is organized geographically. A scientific analysis of the bird family was written by Lloyd S.
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