Hawaiian Happy-face Spider vs Hawaiian Cave Spider
Side-by-side species comparison
| Attribute | Hawaiian Happy-face Spider | Hawaiian Cave Spider |
|---|---|---|
| Scientific Name | Theridion grallator | Adelocosa anops |
| Order | Araneae | Araneae |
| Family | Theridiidae | Lycosidae |
| Size | 5 mm body length | 15-20 mm body length |
| Habitat | Forests | Caves |
| Diet | Omnivores | Omnivores |
| Regions | Hawaii | Hawaii |
| Conservation | Endangered | Endangered |
Hawaiian Happy-face Spider
A tiny Hawaiian spider with markings on its abdomen that resemble a smiling face. It is endemic to the rainforests of four Hawaiian islands.
Did You Know?
The smiley-face pattern is thought to confuse predators by disrupting recognition of the spider shape.
Hawaiian Cave Spider
A completely eyeless wolf spider found only in lava tube caves on Kauai. It is the first known blind wolf spider ever discovered.
Did You Know?
It navigates in total darkness using vibration-sensing hairs on its legs instead of eyes.