Feather development non-nervous. They have a tubular central shaft called the rachis; coming off either side of the rachis are the veins, which have a series of barbs with interlocking connections that are called barbules. The rachis and attached veins make up the spathe. The opposite of the rachis is the calamus, which anchors the feather to the body and is moved by attached dermal muscles. There are many different types of feathers that mostly follow this basic design with few variations based on evolutionary needs. Feathers are sometimes referred to as “elaborate reptile scales” just as birds are sometimes viewed as
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