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  • Origin: Amoimyrmex straitus is native to South America, particularly found in countries like Brazil and Argentina.

  • Habitat: These ants inhabit open savannas and grasslands, particularly favoring sandy or sandy-loamy soils.

  • Colony Type: Amoimyrmex straitus colonies can have multiple queens and are typically polygynous.

  • Queen Size: Queens of Amoimyrmex straitus can reach sizes of approximately 12 to 13 mm.

  • Worker Size: Workers range from 4 to 8 mm in size.

  • Food: Amoimyrmex straitus primarily cultivates their own fungus as their primary food source, similar to Acromyrmex lundii. Additionally, they can consume sugar or honey water as a supplementary source of nutrition.

  • Humidity: These ants thrive in extremely high humidity levels, typically between 80% to 90%.

  • Temperature: Ideal temperatures for Amoimyrmex straitus range from 22°C to 26°C (72°F to 79°F).

  • Hibernation: Amoimyrmex straitus does not undergo hibernation.

  • Colony Size: Colonies of Amoimyrmex straitus can range from thousands to tens of thousands of individuals.

  • Difficulty: Keeping Amoimyrmex straitus can be challenging, with a difficulty rating of 4/5.


About Amoimyrmex straitus:

Amoimyrmex straitus is a species of ant native to South America, particularly found in Brazil and Argentina. These ants are commonly found in open savannas and grasslands, where they build their nests in sandy or sandy-loamy soils. Their colonies can have multiple queens and are typically polygynous in nature. Workers of Amoimyrmex straitus are relatively small, ranging from 4 to 8 mm in size, while queens can reach sizes of approximately 12 to 13 mm. Their primary source of sustenance is the fungus they cultivate within their nests, supplemented by sugar or honey water for additional nutrition. Thriving in extremely high humidity levels and warm temperatures, they adapt well to their natural habitats. However, their specific requirements and polygynous colony structure can pose challenges for ant keepers, making them a species suited for experienced enthusiasts. Despite the difficulties, their intriguing behaviors and large colony sizes make them a fascinating subject for ant research and observation.

Amoimyrmex striatus

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