The evolution of birds began in the Jurassic Period, with the earliest birds derived from a clade of theropod dinosaurs named Paraves. Birds are categorized...

consensus is that birds are a group of maniraptoran theropod dinosaurs that originated during the Mesozoic era. A close relationship between birds and dinosaurs...

Angry Birds Evolution (listed as Angry Birds Evolution 2020 and later Angry Birds Evolution 2022), is a free-to-play 3-D turn-based role-playing puzzle...

The study of birds is called ornithology. Birds are feathered theropod dinosaurs and constitute the only known living dinosaurs. Likewise, birds are considered...

Bird flight is the primary mode of locomotion used by most bird species in which birds take off and fly. Flight assists birds with feeding, breeding,...

and include the use of bird liming for perching birds, mist nets for woodland birds, cannon netting for open-area flocking birds, the bal-chatri trap...

Convergent evolution is the independent evolution of similar features in species of different periods or epochs in time. Convergent evolution creates analogous...

of Birds, The Origin and Evolution of Birds, and Riddle of the Feathered Dragons. Feduccia opposes the overwhelming scientific consensus that birds originated...

Birds of prey or predatory birds, also known as (although not the same as) raptors, are hypercarnivorous bird species that actively hunt and feed on other...

The genomic evolution of birds has come under scrutiny since the advent of rapid DNA sequencing, as birds have the smallest genomes of the amniotes despite...

Flightless birds are birds that cannot fly. They have, through evolution, lost the ability to fly. There are over 60 extant species, including the well-known...

Bird anatomy, or the physiological structure of birds' bodies, shows many unique adaptations, mostly aiding flight. Birds have a light skeletal system...

provided as an overview of and topical guide to evolution: In biology, evolution is change in the heritable characteristics of biological organisms over...

warm-bloodedness. The evolution of birds is thought to have begun in the Jurassic Period, with the earliest birds derived from theropod dinosaurs. Birds are categorized...

Bibcode:1994JTBio..19..423P. doi:10.1016/0306-4565(94)90042-6. "Evolution of bird bills: Birds reduce their 'heating bills' in cold climates". Science Daily...

Dinosaurs: The Origin and Early Evolution of Birds. Sydney: UNSW Press. Scientists find a new dinosaur with well preserved, bird-like wings — but not for flight...

Many of these early avialans shared unusual anatomical features that may be ancestral to modern birds, but were later lost during bird evolution. These...

1866 and included in the group all "true birds" with the "characteristic tail morphology of all extant birds" (translation by Jacques Gauthier). This...

Evolution is the change in the heritable characteristics of biological populations over successive generations. It occurs when evolutionary processes...

order for birds to balance these forces, certain physical characteristics are required. Asymmetrical wing feathers, found on all flying birds with the...

about the origin and evolution of birds. Some scientists see it as a semi-arboreal climbing animal, following the idea that birds evolved from tree-dwelling...

group of birds: it includes the most recent common ancestor of all living birds and its descendants, living or not. Although considered to be birds (i.e...

of various primitive species with modern birds to shed light on their actual function. Fowler and colleagues showed that many modern predatory birds also...

the early evolution of birds". Palaeontographica A. 254: 1–100. Chatterjee, S. (1991). "Cranial anatomy and relationships of a new Triassic bird from Texas...

controversies about their evolution (see below). No unambiguously paleognathous fossil birds are known until the Cenozoic (though birds occasionally interpreted...

/ˌɡælɪˈfɔːrmiːz/ is an order of heavy-bodied ground-feeding birds that includes turkeys, chickens, quail, and other landfowl. Gallinaceous birds, as they are called...

source of information on the early evolution of birds. The first known fossil of Anchiornis (its type specimen) was dug up in the Yaolugou area of Jianchang...

modern versions. For instance, paleontologists investigating the evolution of birds predicted that feathers would first be seen in primitive forms on...

enantiornithines or enantiornitheans in literature, are a group of extinct avialans ("birds" in the broad sense), the most abundant and diverse group known...

dinosaur evolution into early birds". AP News. Retrieved 3 August 2014. Zoe Gough (31 July 2014). "Dinosaurs 'shrank' regularly to become birds". BBC. Padian...