عصفور كروان. عصفوريات

2002 : A phylogenetic hypothesis for passerine birds: taxonomic and biogeographic implications of an analysis of nuclear DNA sequence data [English with Spanish abstract] :10
1997 : Fossil Songbirds Passeriformes from the Early Eocene of Australia

2007 : Miocene waterfowl and other birds from central Otago, New Zealand.

2
قصة العصفور كروان تعلم اطفالنا أن لا يجربوا أمور دون علم ماما
2003 : Molecular support for a sister group relationship between Pici and Galbulae Piciformes sensu Wetmore 1960
كوكاتيل
Presentation at VIII Journadas Argentinas de Paleontologia de Vertebrados ["The most ancient passerine from South America"]
كيفية تدريب طائر الكوكتيل على التحدث: 9 خطوات (صور توضيحية)
[Spanish] Abstract in Ameghiniana '28' 3-4 : 410
Folia Historico Naturalia Musei Matraensis '23': 33-78 '29' 1 : 126—138 :• 11: Old World Flycatchers to Old World Warblers
Folia Historico Naturalia Musei Matraensis '24': 39-75 1993 : An Early Miocene Passeriform from Argentina

2003 : The Howard and Moore complete checklist of the birds of the World 3rd edition.

10
كوكاتيل
2003 : Phylogeny of Passerida Aves: Passeriformes based on nuclear and mitochondrial sequence data
انواع طيور الكروان
Keith; Cibois, Alice; Schikler, Peter A
طريقة تربية الكروان
[English with Spanish abstract] :10