Australian Emerald vs Arrowhead Spiketail
Side-by-side species comparison
| Attribute | Australian Emerald | Arrowhead Spiketail |
|---|---|---|
| Scientific Name | Hemicordulia australiae | Cordulegaster obliqua |
| Order | Odonata | Odonata |
| Family | Corduliidae | Cordulegastridae |
| Size | Body 4-5 cm; wingspan 6-7 cm | 70-80 mm |
| Habitat | Rivers & Streams | Forests |
| Diet | Predators | Omnivores |
| Regions | Australia, New Zealand | North America |
| Conservation | Least Concern | Least Concern |
Australian Emerald
A metallic green-eyed dragonfly common near ponds and slow streams across Australia. It hovers sentrylike over water, earning its alternate name of Sentry Dragonfly.
Did You Know?
It is sometimes called the Sentry Dragonfly because it hovers motionless over water for extended periods.
Arrowhead Spiketail
A large spiketail dragonfly with arrowhead-shaped yellow markings along its dark abdomen. It is found along seepage-fed streams in eastern North American forests.
Did You Know?
Females can insert eggs directly into hard-packed stream gravel using their spike-like ovipositor.