Tau Emerald vs Common Sun Beetle
Side-by-side species comparison
| Attribute | Tau Emerald | Common Sun Beetle |
|---|---|---|
| Scientific Name | Hemicordulia tau | Elaphrus cupreus |
| Order | Odonata | Coleoptera |
| Family | Corduliidae | Carabidae |
| Size | 55-60mm | 7-10 mm |
| Habitat | Ponds & Lakes | Ponds & Lakes |
| Diet | Predators | Predators |
| Regions | Oceania | Europe, northern Asia |
| Conservation | Least Concern | Least Concern |
Tau Emerald
A metallic emerald-green dragonfly with bright green eyes and a distinctive T-shaped yellow marking on the abdomen. It is one of the most common dragonflies in Australia. Males patrol relentlessly.
Did You Know?
The yellow tau-shaped mark on its abdomen gives it both its scientific and common name.
Common Sun Beetle
A small, brilliantly metallic copper-green beetle with distinctive eye-like pits on its elytra. It runs rapidly on wet mud and is a visual hunter of springtails.
Did You Know?
The peculiar mirror-like pits on its elytra are thought to function as light-reflecting structures that may confuse predators or aid in thermoregulation.