The effects of female body size on egg pod width (A) and numbers of eggs per pod (B) in field-collected Locusta migratria. Female adults used in (A) and (B) were collected in 2008 and 2012, respectively. Relationship between the number of ovarioles and head width in Locusta migratoria females collected in 2008 (C) and between the number of ovarioles and head width in G1 females of a giant family reared under isolated conditions (D). Relationship between hatchling body weight and head width of 12 Locusta migratoria maternal specimens collected on Tsushima Island in 2008 (E). In (E) each circle is based on 12.7 hatchlings on average.