Bird bone tissue, HELL YES. (For looktouch) "Credit: STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY Caption: Bird bone tissue. Coloured scanning electron micrograph (SEM) of cancellous (spongy) bone from a robin. This tissue, found in the interior of bones, is characterised by a honeycomb arrangement of trabeculae (columns) and spaces. This honeycomb structure provides support and strength to the bone. Magnification: x 15 when printed 10 centimetres wide."