Butterflies need two things more than anything else: the right plants for caterpillars to eat, and flowers with nectar for adults to drink. Coloane Country Park provides both. The woodland is thick with the kinds of plants that support different caterpillar species, and the edges of paths are lined with wildflowers that attract adults looking for food.
Some of the most eye-catching butterflies in Macau belong to the family called swallowtails - large, powerful fliers with pointed tips on their back wings that look a bit like the forked tail of a swallow. They are strong enough to fly up into the tree canopy and come back down again, and their wings often have striking patterns of blue, yellow and black.
Butterflies are important for plants because they carry pollen from flower to flower as they feed on nectar. This helps plants produce seeds and fruit. In Coloane's park, butterflies, bees and other insects all share this important job. A garden or woodland without insects would quickly become very quiet and produce very little fruit.
Butterfly spotting is a popular activity in Coloane. Schools and nature clubs organise morning walks when butterflies are most active in the warm early sunshine. Participants carry simple identification charts showing the most common species and try to match what they see. No collecting is allowed - just looking, drawing and counting.