Half-billion-year-old three-eyed animal reveals secrets of arthropod evolution

(ORDO NEWS) -- Five hundred million years ago, an amazing animal the size of a

Strange-looking aquatic arthropod had no eyes and moved on stilts

(ORDO NEWS) -- Paleontologists recently announced the discovery of an "exceptionally well-preserved" ancient animal off

Brown recluse spiders interesting facts about this incredibly dangerous arthropod

(ORDO NEWS) -- Brown recluse spiders are known for their venomous bites, which can cause