Beak & Claw Beak & Claw Beak & Claw is the debut EP by Sisyphus (released under the name S / S / S), a collaborative project between Serengeti, Sufjan Stevens, and Son Lux. It was released through Anticon on March 20, 2012. If featured guest appearances from Shara Worden and Doseone. At Metacritic, which assigns a weighted average score out of 100 to reviews from mainstream critics, the EP received an average score of 64% based on 6 reviews, indicating "generally favorable reviews". Austin Trunick of "Under the Radar" gave the album 3 stars out of 10, saying, ""Beak & Claw" is
Beak from the Latin "ungus", meaning "nail" and "rostrum", meaning "beak". Rictal bristles are stiff hair-like feathers that arise around the base of the beak. They are common among insectivorous birds, but are also found in some non-insectivorous species. Their function is uncertain, although several possibilities have been proposed. They may function as a "net", helping in the capture of flying prey, although to date, there has been no empirical evidence to support this idea. There is some experimental evidence to suggest that they may prevent particles from striking the eyes if, for example, a prey item is missed or broken