As we saw in the last section, some species build intricate webs to ensnare passing insects. Having jointed appendages means flexibility and quick escapes from predators. Other spiders, such as the various wolf spiders, seek their prey out on the ground.

Learn more about the physical features, behavior, natural history, and evolution of arachnids.

These pairs of appendages include the …
Those that do cover long distances rely upon methods other than walking or running.

Dancing is seen in scorpions as well, as they undergo a mating ritual known as promenade à deux, where the male grabs the female's pincers and leads her around.

Some arachnids transmit diseases to humans and plants.

The specific characteristics of arachnids allow for effective movement, hunting, and self-defense techniques. Different spiders employ different hunting strategies.

In addition to their four pairs of legs, arachnids also have two additional pairs of appendages that they use for a variety of purposes such as feeding, defense, locomotion, reproduction or sensory perception.

Arachnid, any member of the arthropod group that includes spiders, daddy longlegs, scorpions, and mites and ticks, as well as lesser-known subgroups.
Locomotion among arachnids involves moving the first and third legs of one side and the second and fourth legs of the other side forward nearly simultaneously. In the bug world, spiders are fairly fearsome animals -- they're the tiny equivalent of wolves, lions or sharks. Trap door spiders dig holes, cover them up with dirt doors hinged with … Most arachnids are not great travelers.