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.
Both sizes are equal in estimated length (75 inches) but differ in width (53 inches for double/full size and 37 inches for the standard twin). A variant of the twin or standard size, the extra-long twin, is narrower compared to the two sizes with 80 inches in length.