Box jellyfish box-like bell, from which its name is derived. From each of the four lower corners of this hangs a short pedalium or stalk which bears one or more long, slender, hollow tentacles. The rim of the bell is folded inwards to form a shelf known as a velarium which restricts the bell's aperture and creates a powerful jet when the bell pulsates. As a result, box jellyfish can move more rapidly than other jellyfish; speeds of up to per minute have been recorded. In the center of the underside of the bell is a mobile appendage called the manubrium which
Jellyfish Entertainment Jellyfish Entertainment Jellyfish Entertainment (), is a South Korean entertainment company established by composer and producer Hwang Se-jun in Seoul, South Korea. Jellyfish Entertainment is the home of artists including Park Yoon-ha, Jang Hye-jin, VIXX, VERIVERY and Gugudan. The agency also the home of actors including Park Jung-ah, Choi Ji-na, Jiyul, Kim Ye-won and Park Jung-soo. Jellyfish Entertainment was founded on August 17, 2007 in Seoul by composer and producer Hwang Se-jun. The first artist to sign under the company was the established ballad singer Sung Si-kyung, who released the single "Parting Once Again" (). One year later, the company