Sinornithosaurus form from those found on birds from the same geological deposits. The body (contour) feathers were generally between 3-4.5 cm long and included two types: the first type are formed of several filaments joined together into "tufts", similar to modern down feathers. The second type, including those on the arms, were composed of rows of filaments ("barbs") joined together along a main shaft ("rachis"), making them similar in structure to modern bird feathers. However, unlike the wing feathers of flying birds, they did not have the secondary branches with tiny little hooks ("barbules") that flight feathers have, which allow the
What a queer bird What a queer bird "What a queer bird" is a poem of unclear origin. It first can be found in print in 1922, rapidly disseminating across dozens of publications in the United States that year. "What a queer bird" is a poem, folk song, or essay that may be sung as a round. It first can be found in print in 1922, rapidly disseminating across dozens of publications in the United States that year, but its precise origin is unclear. The words are as follows: In 1922, multiple United States publications attributed the poem or essay to "a young Norwegian