▁as ▁g amer g ates , ▁they ▁were ▁never ▁observed ▁lay ing ▁fert ile ▁eggs , ▁a ▁function ▁sole ly ▁reserved ▁to ▁the ▁erg ato id ▁queen . ▁Even ▁though ▁M . ▁anal is ▁is ▁often ▁referred ▁to ▁as ▁dim orph ic , ▁with ▁a ▁major ▁and ▁minor ▁cas te , ▁they ▁actually ▁exhib it ▁poly phas ic ▁all ometry ▁in ▁worker ▁sizes . ▁The ▁variations ▁among ▁the ▁an ts ▁are ▁mostly ▁in ▁size ▁and ▁pub esc ence ▁( with ▁min ors ▁having ▁less ), ▁although ▁differences ▁in ▁the ▁mand ibles ▁have ▁also ▁been ▁observed , ▁with ▁min ors ▁having ▁sm o other ▁mand ibles ▁compared ▁to ▁maj ors . ▁ ▁Range ▁and ▁habitat ▁Meg ap on era ▁anal is ▁occurs ▁throughout ▁sub - S ah aran ▁Africa ▁from ▁ 2 5 ° ▁S ▁to ▁ 1 2 ° ▁N . ▁Its ▁n ests ▁are ▁generally ▁sub ter rane an , ▁up ▁to ▁ ▁deep , ▁and ▁often ▁located ▁next ▁to ▁trees , ▁rocks , ▁or ▁abandoned ▁term ite ▁hills . ▁While ▁the ▁nest ▁itself ▁may ▁have ▁more ▁than ▁one ▁entrance , ▁it ▁compr ises ▁only ▁one ▁chamber ▁in ▁which ▁the ▁eggs , ▁lar va e , ▁c oco ons , ▁and ▁the ▁queen ▁are ▁located . ▁ ▁Be hav iour ▁ ▁Ra iding ▁behaviour ▁ ▁The ▁ra iding ▁activity ▁of ▁M . ▁anal is ▁focus es ▁on ▁dawn ▁and ▁d usk ▁between ▁ 6 : 0 0 – 1 0 : 0 0 ▁and ▁ 1 5 : 0 0 – 1