Eciton burchellii
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Eciton burchellii is a species of New World army ant in the genus Eciton. This species performs expansive, organized swarm raids that give it the informal name, Eciton army ant. This species displays
Eciton burchellii casent 0009218 profile 1
Head view of a soldier with characteristically shaped mandibles
Overhead view of the Amazon forest
Size differences between the major workers and minors
Polymorphism (biology)
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In biology, polymorphism is the occurrence of two or more clearly different morphs or forms, also referred to as alternative phenotypes, in the population of a species. To be classified as such, morph
Eciton burchellii
…This species performs expansive, organized swarm raids that give it the informal name, Eciton army ant. This species displays a high degree of worker polymorphism. Sterile workers are of four discrete size-castes: minors, medias, porters (sub-majors), and soldiers (majors). Soldiers have much larger heads and…
Light-morph jaguar
Dark-morph or melanistic jaguar (about 6% of the South American population)
The white morph of the monarch in Hawaii is partly a result of apostatic selection.
Darwin's finches by Gould