Pheidole binasifera

Quick Summary

• Difficulty: Medium
• Origin & Habitat: Endemic to the Chocó region of Colombia, found at 760m elevation on forested midmountain slopes near San José del Palmar ^[2][1][3].
• Colony Type: Colony structure is unconfirmed. Most Pheidole species are single-queen (monogyne), but no specific data exists for this species.
• Size & Growth:
  • Queen: ~6-8 mm, inferred from Pheidole genus ^[3]
  • Worker: ~2-4 mm, inferred from Pheidole genus ^[3]
  • Colony: Unknown for this species. Pheidole colonies typically reach several hundred to a few thousand workers ^[3].
  • Growth: Moderate, based on typical Pheidole development patterns.
  • Development: Estimated 6-8 weeks at warm temperatures based on related Pheidole species ^[3]. (Development time is inferred from genus-level data since species-specific research is unavailable.)
• Antkeeping:
  • Temperature: Keep at 22-26°C. This species comes from a mid-elevation tropical location, so aim for warm but not hot conditions. A heating cable on one side of the nest creates a temperature gradient ^[2][1].
  • Humidity: Keep the nest substrate consistently moist but not waterlogged, with some drier areas available. The Chocó region is wet, so they prefer moderate to high humidity ^[2][1].
  • Diapause: Unknown for this species. Based on tropical location, true diapause is unlikely, but activity may reduce during dry periods ^[2].
  • Nesting: Use Y-tong, plaster, or test tube setups with chambers scaled to their small size. Provide a connection to an outworld for foraging. They prefer darker, more enclosed nest spaces ^[3].
• Behavior: Pheidole binasiferaa is generally peaceful but majors will defend the colony aggressively if threatened. They are active foragers for protein and sugar sources. Their small size means escape prevention is critical, use fine mesh and tight-fitting barriers. They possess a functional stinger for defense, as typical for Myrmicinae.
• Common Issues: escape prevention is critical due to their very small workers that can squeeze through standard barriers., humidity control can be challenging, too dry and brood dies, too wet and mold becomes a problem., slow colony growth compared to faster-developing species may frustrate beginners., wild-caught colonies may carry parasites that are difficult to detect., major workers develop slowly, don't be alarmed if your colony remains minor-only for months.

Nest Preferences and Housing

Pheidole binasiferaa does well in standard ant-keeping setups including Y-tong nests, plaster nests, and test tube arrangements. Provide appropriately scaled chambers for their small size. They prefer darker nest conditions, mimicking their forest floor origin. Connect the nest to an outworld using tubing wide enough for workers to pass through. A water tube helps maintain humidity. Ensure all connections are secure to prevent escapes ^[1][3].

Feeding and Diet

They are opportunistic omnivores. Offer protein sources such as small insects and constant access to sugar sources like honey or sugar water. Feed every 2-3 days, removing uneaten protein within 24 hours to prevent mold. Fresh water should always be available ^[3].

Temperature and Seasonal Care

Maintain temperatures between 22-26°C. A heating cable placed on part of the nest creates a gradient for self-regulation. Avoid temperatures below 18°C or above 30°C. Diapause is unlikely due to tropical conditions, but reduce feeding if activity decreases ^[2][1].

Understanding Their Castes

Pheidole binasiferaa has minor and major worker castes. Minor workers handle foraging and brood care, while majors defend the colony and process seeds. Majors have a distinctive 'two-nose' head profile. They may not appear until the colony has several dozen workers ^[1].

Frequently Asked Questions

Report an Issue

The current care sheet is based fully on literature. See inconsistencies, or something that's incorrect? Please report here, it will be resolved after review from an admin. Contributing to the blogs tab also helps providing information, to make us be able to further improve the caresheets. Thank you for your support!

References