January 11, 2011. 1  According to Education Next, teachers retire, on average, at around the age of 58. AARP reports that 33 percent of all beginning teachers leave the teaching profession within three years of beginning their careers, but the majority of teachers continue teaching and can reap retirement benefits later in life.
Deep-sea anglerfish, hatchetfish, and lantern fish are among the best-known luminescent fishes. In most such fishes, luminescence is produced intracellularly; the light is emitted by special cells called photocytes. The anatomical structure of the luminous organs of many fishes is similar to that of squids.
Chironex fleckeri, commonly known as sea wasp, is a species of box jellyfish found in coastal waters from northern Australia and New Guinea north to the Philippines and Vietnam.It has been described as the most lethal jellyfish in the world, with at least 63 known deaths in Australia from 1884 to 1996.hironex fleckeri, also known as box jellyfish, lives in and around the waters of Australia and Southeast Asia. They inhabit parts of the Indian Ocean, Pacific Ocean, and the Great Barrier Reef.