arachnid summary
Learn about the anatomy of arachnids
Below is the article summary. For the full article, see arachnid.
daddy longlegs Summary
Daddy longlegs, (order Opiliones), any of more than 6,650 species of arachnids (class Arachnida) that are known for their extremely long and thin legs and for their compact bodies. Daddy longlegs are closely related to scorpions (order Scorpiones) but, because of their appearance, are often
acarid Summary
Acarid, (subclass Acari or Acarida or Acarina), any member of the subgroup of the arthropod class Arachnida that includes the mites and ticks. Some mites are as small as 0.1 mm (0.0039 inch) in length, while the largest ticks are slightly more than 30 mm (1.18 inches) long. Nymphs and adults
scorpion Summary
Scorpion, (order Scorpiones or Scorpionida), any of approximately 1,500 elongated arachnid species characterized by a segmented curved tail tipped with a venomous stinger at the rear of the body and a pair of grasping pincers at the front. Although scorpions are most common and diverse in deserts,
spider Summary
Spider, (order Araneae), any of more than 51,500 species of arachnids that differ from insects in having eight legs rather than six and in having the body divided into two parts rather than three. The use of silk is highly developed among spiders. Spider behavior and appearance are diverse, and the