A honeybee’s stinger is made of two barbed lancets. When the bee stings, it can’t pull the stinger back out. It leaves behind not only the stinger but also part of its digestive tract, plus muscles and nerves. This massive abdominal rupture is what kills the bee.
Lenticular clouds over Mount Fuji, Japan. These are stationary lens-shaped clouds that form at high altitudes, usually perpendicular to the direction of the wind.