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Avibase – the World Bird Database [4] Birds, distribution, taxonomy X Avibase is an extensive database information system about all birds of the world, containing over 27 million records about 10,000 species and 22,000 subspecies of birds, including distribution information for 20,000 regions, taxonomy, synonyms in several languages and more
Most modern specimens also include a tissue sample preserved for genetic study. Online access to collections' data is becoming increasingly available, and a cross-institutional database covering millions of computerized bird records is in development. [24]
The propatagium of Confuciusornis was large, likely relatively thick, and extended from the shoulder to the wrist, as in modern birds; the extent of the postpatagium is also similar to modern birds. Reticulate scales covered the underside of the foot, and the phalanges and metatarsals supported large, fleshy pads, although the interphalangeal ...
A 68-million-year-old skull fossil found in Antarctica has revealed the oldest known modern bird, which was likely related to the waterfowl that live by lakes and oceans today, according to new ...
Birds (and their more reptilian cousins, the Crocodilia) are the modern-day legacy of dinosaur’s 165-million-year-long stint on Earth. While our avian friends’ Mesozoic origin story isn’t up ...
With a mouthful of teeth and long bony tails, the earliest birds were a far cry from modern ones. Vegavis is one of only two modern birds known from the age of dinosaurs. The other one ...