The pancreas / Ë p Ã¦ Å k r i É s / is a glandular organ in the digestive system and endocrine system of vertebrates. In humans, it is located in the abdominal cavity behind the stomach. It is an endocrine gland producing several important hormones, including insulin, glucagon, somatostatin, and pancreatic polypeptide, all of which circulate in the blood.
A vinagarroon is an arachnid. Vinegaroon's are not spiders. They are related to spiders and belong to the class Arachnida, but have their own order called: Thelyphonida.
The vinegaroon is nocturnal and has poor vision. The whiplike tail is used as a sensory organ, as is the first pair of legs, which is not used for walking.