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Article
D. K. Hendrichsen, Auteur ; P. Christiansen, Auteur ; E. K. Nielsen, Auteur ; T. Dabelsteen, Auteur ; P. Sunde, AuteurMobbing is a widespread anti-predator strategy in birds, and predators are generally expected to avoid mobbing. For example, observational studies suggest that the cryptic roosting behaviour of nocturnal predators, such as many owls, may be a st[...]
Article
P. Christiansen, Auteur ; N. Bonde, AuteurPhylogenetic systematics unanimously concludes that birds (Archaeopleryx + crownclade Aves) are a subgroup of the theropod dinosaurs. The discovery of non-avian theropods from China with large pennaceous feathers offers additional support to thi[...]
