Amyciaea albomaculata

Cape Tribulation, Queensland, Australia
Amyciaea albomaculata

Cape Tribulation, Queensland, Australia
The large, forward-facing eyes of this predatory jumping spider (Salticidae) are capable of judging distance through a sophisticated mechanism involving defocused images in part of the color spectrum.

Cape Tribulation, Queensland, Australia
Hygropoda dolomedes showing the fang-bearing chelicerae that define the Chelicerata, a taxonomic group including arachnids and horseshoe crabs.

Cape Tribulation, Queensland, Australia
all images and text © Alex Wild 2001-2013