Scientific illustration of Pheidole specularis ant - showing key identification features including head, thorax, and gaster.

Pheidole specularis

Monogynous Non-Parasitic Queen No Gamergate
Sci. Name
Pheidole specularis
Tribe
Attini
Subfamily
Myrmicinae
Author
Wilson, 2003
Distribution
Found in 5 countries
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Introduction

Pheidole specularis is a dimorphic ant species native to Central America, reported from Costa Rica and Guatemala . They have major and minor worker castes, with majors specialized for seed processing . Queen size is approximately 5-8 mm, and worker size is 2-4 mm, inferred from Pheidole genus patterns. This species is granivorous, collecting and eating seeds . They nest in ground and twigs, foraging in both closed and open forests . A key behavior is their seed-harvesting, where major workers crack open seeds carried by minor workers .

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Status by country, from Kass et al. 2022 & Wong et al. 2023

Native Invasive Introduced (indoor) Intercepted Unknown
Data Sources
Year Range 2000 - 2026

Quick Summary

  • Difficulty: Easy
  • Origin & Habitat: Central America, Costa Rica and Guatemala. Found in tropical forests, both closed and open forest areas [1][2].
  • Colony Type: Unconfirmed, based on Pheidole patterns, likely monogyne with single queen colonies.
  • Size & Growth:
    • Queen: Approximately 5-8 mm, inferred from Pheidole genus patterns
    • Worker: 2-4 mm, inferred from Pheidole genus patterns
    • Colony: Size data unavailable, no context support for colony size estimates.
    • Growth: Moderate
    • Development: Estimated 6-8 weeks at optimal temperatures, inferred from related species (Development time is estimated, specific data for P. specularis is not available in the research context.)
  • Antkeeping:
    • Temperature: Keep at 24-28°C, typical for tropical species, inferred from habitat.
    • Humidity: Keep substrate consistently moist but not waterlogged, inferred from forest-floor nesting.
    • Diapause: No, tropical species do not require hibernation, inferred from geographic range.
    • Nesting: Ground-nesting and twig-nesting species. Use Y-tong nests or naturalistic setups with soil substrate [2][3].
  • Behavior: Generally peaceful and not aggressive toward keepers. Minor workers handle foraging and brood care, while majors process seeds. They have a mild sting from subfamily Myrmicinae, but it is not medically significant. Escape risk is moderate due to small size, use standard barriers.
  • Common Issues: overfeeding can lead to mold in the nest, remove uneaten food promptly, tropical species are sensitive to temperature drops, avoid cold drafts or air conditioning, wild-caught colonies may contain parasites, quarantine and observe new colonies, colony growth may be slow, patience is required for establishment

Nest Preferences and Housing

Pheidole specularis naturally nests in ground and twigs [2][3]. In captivity, use Y-tong nests or naturalistic setups with soil substrate. These ants prefer compact chambers rather than large open spaces. Provide a connected outworld to observe foraging behavior.

Feeding and Diet

As a granivorous species, Pheidole specularis primarily eats seeds [2]. Offer small seeds like grass seeds or millet. They also accept protein sources like fruit flies or mealworms. Provide sugar water occasionally. Feed every 2-3 days and remove uneaten food to prevent mold.

Temperature and Humidity

Keep temperatures between 24-28°C for this tropical species. Use a heating cable to create a gradient if needed. Maintain moderate to high humidity with moist substrate, but avoid waterlogging. No specific data in context, advice is inferred from typical tropical ant care.

Colony Development and Growth

Colony growth is moderate. First workers may emerge around 6-8 weeks after queen lays eggs, inferred from related species. Major workers appear as the colony matures. No specific data on colony size or development timeline in context.

Behavior and Observation

Observe seed-harvesting behavior where majors process seeds carried by minors [2]. The species is generally docile. They have a mild sting from subfamily Myrmicinae, but it is not dangerous. Active during daylight hours.

Frequently Asked Questions

How long does it take for Pheidole specularis to produce first workers?

Expect first workers around 6-8 weeks after queen lays eggs, assuming optimal temperatures. This is inferred from related Pheidole species, specific data is not available.

Can I keep Pheidole specularis in a test tube?

Yes, test tubes work well for founding colonies. Once the colony reaches 30-50 workers, move to a larger formicarium.

What do Pheidole specularis ants eat?

They are primarily seed-eaters. Offer small seeds and occasional protein sources like insects [2].

Are Pheidole specularis good for beginners?

Yes, they are considered easy to keep. They do not require hibernation and have simple care needs, but colony growth is slow.

How big do Pheidole specularis colonies get?

Colony size data is unavailable from the research context.

Do Pheidole specularis need a hibernation period?

No, as a tropical species, they do not require hibernation. Keep temperatures stable year-round.

When should I move my colony to a formicarium?

Move them when the test tube becomes crowded, typically around 30-50 workers.

Why are my Pheidole specularis major workers dying?

Check for temperature stress, mold from overfeeding, or poor humidity. Major workers may have shorter lifespans.

Can I keep multiple Pheidole specularis queens together?

This is unconfirmed, but Pheidole species are typically monogyne. Multiple queens may fight.

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References

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This caresheet is licensed under CC BY-SA 4.0 .