Spider Pictures, Pictures of Arachnids, Facts, and Information
Pictures of spiders and other arachnids, including scorpions,
with detailed information. The arachnid family includes over
100,000 known species including spiders, scorpions, harvestmen,
ticks, solifugae, and mites. Most of those species are
terrestrial, but a few live in marine environments. Nearly all
arachnids have eight legs, whereas insects only have six. The
difference in the number legs is the most common way that people
decipher insects from arachnids, but you can also distinguish
them by remembering that arachnids never have antennas or wings.
Arachnids are mostly carnivorous and feed on pre-digested bodies
of small animals and insects. Some arachnids use venom to kill
their prey. Unlike other animals, which digest their food with
acids once they are in their stomach, arachnids spit their
digestive juices on their prey to break them down before they
ingest them. Other arachnids, such as ticks and mites, are
parasitic and feed off of the b