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 Terrible World, What a Beautiful World What a Terrible World, What a Beautiful World What a Terrible World, What a Beautiful World is the seventh studio album from The Decemberists, released on January 20, 2015. The album's title comes from a line in the song "12/17/12", a reference to the date of Barack Obama's speech in response to the Sandy Hook Elementary School shooting and lead singer Colin Meloy's conflicting feelings about the shooting and his happy personal life. "What a Terrible World, What a Beautiful World" received mostly positive reviews. It currently has a metascore of 77 and user score of 8.1 from Metacritic. "The