What is the function of a Pedipalp?
Pedipalps are used by male spiders to transfer sperm to female spiders. In fact, you can usually distinguish a male spider from a female because of the male’s enlarged pedipalps.
What are chelicerae and what are they used for?
The first pair, the chelicerae, often have claws or fangs. They are used to capture prey (spiders), transport a spermatophore (sunspiders, some mites and ticks), produce sounds (sunspiders, some spiders), cut strands of silk (web-dwelling spiders), and produce silk (pseudoscorpions).
What are the features of arachnids?
Arachnids have the following characteristics:
- Four pairs of legs (eight total).
- Arachnids also have two additional pairs of appendages.
- Arachnids do not have antennae or wings.
- The arachnid body is organized into the cephalothorax, a fusion of the head and thorax, and the abdomen.
What is the definition of Pedipalp?
: either of the second pair of appendages of various arthropods (such as an arachnid or horseshoe crab) that lie on each side of the mouth and often perform a specialized function (such as grasping or feeling)
What do spider feelers do?
Chelicera – jaws, they are located below the eyes. Pedipalps – also called palps, these two sensory feelers look like very short legs attached to the front of the spider – they taste food. They are also used to hold prey. Spinnerets – where the spider’s silk is released – they are located at the tip of the abdomen.
What are 5 characteristics of arachnids?
Characteristics
- Body segmentation – usually consisting of a head, thorax, and abdomen.
- Jointed appendages.
- A firm but flexible exoskeleton.
- An open circulatory system – blood is free-flowing in the body, not contained in vessels.
- Specialized appendages – including claws (crustaceans) or wings (insects)
What is Spider habitat?
Anywhere can be home: Spider habitats range from deserts to rainforests to backyards and everything in between. There are spiders that float ON the water, such as fishing spiders, those that live UNDER the water, such as diving bell spiders, and even spiders that live as parasites on the webs of other spiders.
What is book lungs?
book lung, form of respiratory organ found in certain air-breathing arachnid arthropods (scorpions and some spiders). Each book lung consists of a series of thin plates that are highly vascular (i.e., richly supplied with blood) and are arranged in relation to each other like the pages of a book.