Hawaiian Cave Spider vs Tundra Wolf Spider
Side-by-side species comparison
| Attribute | Hawaiian Cave Spider | Tundra Wolf Spider |
|---|---|---|
| Scientific Name | Adelocosa anops | Pardosa glacialis |
| Order | Araneae | Araneae |
| Family | Lycosidae | Lycosidae |
| Size | 15-20 mm body length | 5-8 mm body length |
| Habitat | Caves | Tundra & Arctic |
| Diet | Omnivores | Predators |
| Regions | Hawaii | Arctic Canada, Alaska, Greenland, Svalbard, Arctic Scandinavia, Siberia |
| Conservation | Endangered | Least Concern |
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.
Tundra Wolf Spider
A dark, medium-sized wolf spider with cryptic brown and gray patterning. Females carry their egg sacs attached to their spinnerets. It is one of the dominant predators on the Arctic tundra ground surface.
Did You Know?
This spider basks on dark rocks to raise its body temperature, then hunts more actively because its prey are slower in the cold.