Soldier Butterfly - male (Danaus eresimus) The Soldier Butterly resembles the Monarch Butterfly and more closely resembles the Queen Butterfly. The major visible difference between Soldiers & Queens is the Soldier has faint white blotches between the veins towards the back of the hindwing. Range: Southern Florida, Southern Texas, Mexico - Brazil, West Indies. Habitat: Open pastures, fields, edges of dry tropical forests. Host Plants: Milkweeds. Spotted on wild Ageratum.