There are a total of eight species of pangolin on our planet. Pangolins, also known as scaly anteaters, are unique creatures that are covered in hard, plate-like scales. They are insectivorous (feeding on insects) and are mainly nocturnal.
Balloon framing, framework of a wooden building in which the elements consist of small members nailed together. In balloon framing, the studs (vertical members) extend the full height of the building (usually two stories) from foundation plate to rafter plate, as contrasted with platform framing, in which each floor is framed separately.
Expert diagrams of the two major types of wood-frame construction for house walls and roofs. Two basic methods are used for framing a house: platform and balloon-frame construction. Platform construction is much more common than balloon framing, though balloon framing was employed in many two-story houses before 1930.