セイロンヤシバエ (Elymnias singhala)

Ceylon Palmfly Ceylon Palmfly Ceylon Palmfly

The Ceylon Palmfly (Elymnias singhala) is a species of butterfly endemic to Sri Lanka. It belongs to the Nymphalidae family and is part of the Elymniini tribe, which includes butterflies that mimic other species for survival.

Characteristics:

  • The Ceylon Palmfly is sexually dimorphic, meaning males and females have different appearances.
  • Males have dark brown wings with faint markings, often giving them a leaf-like appearance when at rest.
  • Females mimic the Danaid butterflies (like the Ceylon Tiger) with a more colorful appearance featuring orange, brown, and white patterns.

    • Habitat & Distribution:

  • Found only in Sri Lanka, making it an endemic species.
  • Prefers wet-zone forests, shaded areas, and coconut plantations.
  • Frequently seen fluttering near palm trees, where its caterpillars feed on palm leaves.

    • Behavior & Ecology:

  • It is known for its slow, erratic flight, often staying close to the ground.
  • The caterpillars feed on various species of palms, which gives the butterfly its name.
  • Mimicry plays a key role in its survival, as it imitates toxic butterflies to avoid predators.
    • Ceylon Palmfly Ceylon Palmfly Ceylon Palmfly

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