Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) ODA Juhachi and SAKAMOTO Jiro and SAKANO Kenichi,Mechanical Evaluation of the Skeletal Structure and Tissue of the Woodpecker and Its Shock Absorbing System,JSME International Journal Series A,13447912,The Japan Society of Mechanical Engineers,2006,49,3,390-396,https://cir.nii.ac.jp/crid/1390001206494352384,https://doi.org/10.1299/jsmea.49.390