Woodhouse's Four Lineblue (Nacaduba ollyetti)

Woodhouse's Four Lineblue Woodhouse's Four Lineblue Woodhouse's Four Lineblue

The Woodhouse's Four Lineblue (Nacaduba ollyetti) is a rare and endemic butterfly species found exclusively in Sri Lanka. It belongs to the Lycaenidae family, commonly known as "blues," which includes many small and intricately patterned butterflies.

Characteristics:

  • A small-sized butterfly with a delicate appearance.
  • The upper side of the wings is typically pale blue with a slight iridescence.
  • The underside is light brown with four distinct parallel white lines, giving the species its name.
  • Hindwings may have subtle tails, a common feature in some Lycaenidae species.
  • Habitat & Distribution:

  • Endemic to Sri Lanka, found in lowland and submontane forests.
  • Prefers shady environments, riverbanks, and forest edges where host plants are abundant.
  • Often seen fluttering close to the ground or among shrubs.
  • Behavior & Ecology:

  • Has a gentle, fluttering flight and is often seen resting on leaves.
  • Feeds on nectar from small wildflowers, playing a role in pollination.
  • The caterpillars have a mutualistic relationship with ants, which protect them in exchange for secretions they produce.
  • The Woodhouse's Four Lineblue is a significant species in Sri Lanka’s unique butterfly fauna, contributing to the island’s rich biodiversity.

    Woodhouse's Four Lineblue Woodhouse's Four Lineblue Woodhouse's Four Lineblue