Blue Mason Bee vs Chinese Windmill Butterfly
Side-by-side species comparison
| Attribute | Blue Mason Bee | Chinese Windmill Butterfly |
|---|---|---|
| Scientific Name | Osmia caerulescens | Byasa alcinous |
| Order | Hymenoptera | Lepidoptera |
| Family | Megachilidae | Papilionidae |
| Size | 7-10 mm | Wingspan 75-95 mm |
| Habitat | Gardens | Forests |
| Diet | Nectar Feeders | Nectar Feeders |
| Regions | Western Europe, Central Europe, Southern Europe | China, Japan, Korea, Taiwan |
| Conservation | Least Concern | Least Concern |
Blue Mason Bee
A small, metallic blue-black solitary bee that nests in pre-existing cavities in wood and walls. It is common in gardens and readily uses artificial bee hotels.
Did You Know?
Females seal each egg cell with chewed leaf material mixed with mud.
Chinese Windmill Butterfly
A dark swallowtail with red-spotted hindwings that rotates its wings in a slow windmill-like pattern during flight. It is widespread in East Asian lowland forests.
Did You Know?
Its distinctive slow, spinning flight style gives it the common name windmill butterfly.