Telluraves Telluraves Telluraves (also called land birds or core landbirds) is a recently defined clade of birds with controversial content. Based on most recent genetic studies, the clade unites a variety of bird groups, including the australavians (passerines, parrots, seriamas, and falcons) as well as the afroavians (including the Accipitrimorphae – eagles, hawks, buzzards, vultures etc – owls and woodpeckers, among others). They appear to be the sister group of a newly defined clade centered on Aequornithes. Given that the most basal extant members of both Afroaves (Accipitrimorphae, Strigiformes) and Australaves (Cariamiformes, Falconiformes) are carnivorous, it has been suggested that the
British Birds (magazine) possible to bind 19 into one volume. In 2007 a DVD-ROM disk containing the first 100 years' worth of content (Vols 1-100) was released in conjunction with BirdGuides Ltd. Subsequent volumes are available as paid-for updates. In 2010, the magazine launched a blog, Facebook group and a Twitter account. From October 2011, the magazine's first 100 years' of back issues are available on-line, free. More recent issues are available to subscribers to the print edition. British Birds (magazine) British Birds is a monthly ornithology magazine that was established in 1907. It is now published by BB 2000 Ltd, which is