Spiders are arachnids. its are on every continent except in the Artanto. All are predators and hunt small prey. They have poison glands. produce webs to hunt and live in them. only some groups aredangerous to humans.

For example the tarantula is very famous

The spiders are divided into cefalotoraxy and abdomen
The spider In the cefalotoraxy have the mouth, the eyes and the legs.
And inthe abdomen have a sac where have the weds.

Spiders are predators, so their power is based solely on that hunt live prey. hunt their prey by using its web. Then they injected the prey digestivejuices that did an initial digestion of the animal. Then they eat their prey and make the final digestion. They have a digestive tube.

It tracheal breathing, which is typical of insects, is carriedout by the trachea, which consists of a set of inner tubes. Air enters through openings in the abdomen called spiracles, pass through the trachea, until they are responsible tracheoles and d performgas exchange.
Spiders are arachnids. its are on every continent except in the Artanto. All are predators and hunt small prey. They have poison glands. produce webs to hunt and live in them. only somegroups are dangerous to humans.

For example the tarantula is very famous

The spiders are divided into cefalotoraxy and abdomen
The spider In the cefalotoraxy have the mouth, the eyes and thelegs.
And in the abdomen have a sac where have the weds.

Spiders are predators, so their power is based solely on that hunt live prey. hunt their prey by using its web. Then they injected the preydigestive juices that did an initial digestion of the animal. Then they eat their prey and make the final digestion. They have a digestive tube.

It tracheal breathing, which is typical ofinsects, is carried out by the trachea, which consists of a set of inner tubes. Air enters through openings in the abdomen called spiracles, pass through the trachea, until they are responsible tracheoles... [continua]

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