Opiliones
Opiliones, also known as harvestmen or daddy longlegs, are a group of arachnids characterized by their elongated legs and lack of venom glands. They belong to the suborder Opiliones, which is under the class Arachnida in the animal kingdom. Unlike other arachnids such as spiders or pseudoscorpions, Opiliones species have a fused body segments and lack a distinct abdomen. Their legs are long and thin, giving them their distinctive appearance. They also lack venom glands and do not possess the ability to spin webs. Opiliones can be found in various habitats worldwide, including forests, grasslands, and caves. They are most active during the night and feed on small insects and other arthropods. Some species of Opiliones have been known to consume plant material as well. In the animal kingdom hierarchy, Opiliones falls under the class Arachnida, along with other groups such as spiders, scorpions, and mites. Within this class, they are part of the suborder Opiliones, which is further divided into several families based on their morphological characteristics and behavioral traits. In summary, Opiliones are a group of arachnids characterized by their elongated legs and fused body segments. They belong to the suborder Opiliones, which is under the class Arachnida in the animal kingdom. They can be found in various habitats worldwide and have a distinct appearance and behavior compared to other arachnids.