They have 1,000,000 joints
It has 3 joints.
They have seven segments on each leg, they do not have knees like humans do
5
Spiders have 8 legs
Yes, six joints between seven leg parts: tarsus, metatarsus, tibia, patella, femur, trochanter, coxa.
Spiders are arachnids, so they have eight legs.
8
Spiders have claws at the end of each leg.
There are three joints in the human leg: the hip joint, the knee joint, and the ankle joint.
Spiders have claws at the end of each leg.
In the leg itself (disregarding either end of the leg), one; the knee joint.
muscle