Fruit is an aggregate of nuts, a berry, or an irregularly dehiscent fleshy spongy capsule. The fish's gill arches have pallets of pinkish-brown spongy tissue that collect food particles. The penis is a cylindrical organ filled with spongy tissue. When soaked and cooked, both become much larger, translucent, soft and spongy. Oligochaetes are also abundant in areas supporting porous and spongy layers of algal mat. Overripe fruit is dull and shrunken, with dry, spongy skin. Beneath the cortical bone layer is a layer of spongy cancellous bone. The lungs of mammals are spongy and honeycombed. Different thread profiles are used for either denser cortical bone or the spongy cancellous bone. They have long, spongy and bulbous stalks. "Injera" is a yeast-risen flatbread with a unique, slightly spongy texture. The lungs have spongy tissue unlike the sacs of other saurians. Bone marrow is a semi-solid tissue found within the spongy or cancellous portions of bones. The skin is thin, and the flesh is white and spongy. This method produces puffed rice which is spongy in texture.