Tunga penetrans is the smallest flea in the world, measuring 1 mm across. It is also known in Latin America as the nigua and bicho de pie (Spanish) or bicho de pÃ© (Portuguese), literally foot bug. Tunga penetrans is a member of the genus Tunga, which comprises 13 species.
A: A Twin extra long is known most commonly as a Twin XL . The XL stands for extra long. The dimensions of a extra long twin beds are 39 inches wide by 80 inches long. This makes a twin extra long mattress measure 5 inches longer than a standard twin size mattress. Shop bedding for twin extra long bed.
Bunk Mattress Basics. A typical bunk bed for a child's room features two twin mattresses. A twin mattress is 39 inches wide and 75 inches long. But a different type of twin mattress exist: a twin XL. The extra long variety has the same width, but an extra five inches of length at 80 inches long. The extra long twin has the same length as a queen or king mattress.