### passageway:

Tunnel
* Most tunnels are made by animals
  - other animals
  - connect tunnels
* Some tunnels are near surfaces
  - used by prisoners to escape jail
* are also termed crevices, ravines or swim-theorhs
  - dug in different kinds of grounds, from soft sand to hard rock
  - often just beneath the surface, leaving a raised ridge of mounded ground
  - passageways
  - underground structures that are critical parts of lifeline networks
* can be road tunnels, rail tunnels, or water tunnels
  - go down as far as , and can extend laterally as much as
  - run across the grain of the wood
* have rooms.
* includes readsides
  - shafts
* occupy hunt territory
* provide pathways
  - protection
* remain in places.
+ Prairie dog, Biology and behavior: Squirrels
  * Prairie dog tunnel systems usually have several rooms. Tunnels can go down as far as , and can extend laterally as much as. Prairie dogs line their burrows with grass to insulate them, and the earth excavated from the burrow is piled up in mounds around the burrow's entrance. The prairie dogs use these carefully maintained mounds as observation posts.
  * A 'tunnel' is an underground passage. Some tunnels are used for cars, and others are used for trains. Sometimes, a tunnel is used for movement of ships. Some tunnels are built for communication cables and some are built for electricity cables.
  * Tunnels are dug in different kinds of grounds, from soft sand to hard rock. The way of digging is chosen by the type of ground. In quarry, the tunnel path is drilled in a horizontal way.
+ Tunnel, Reasons to build a tunnel

### passageway | tunnel:

Larval tunnel
* are shallow with frequent openings to the outer bark, where red frass accumulates.
* extend throughout the infested fruit.
* weaken branches and disrupt the vascular system of infested trees.

### passing:

Lateral
* are a subclass of liquids.
* blows to knee tend to damage the medial collateral ligament.
* burrows end with a soil mound or only a soil plug at the surface.
* develop on canes, and stems grow on laterals.
* often wither and die early in the season.

### passing | lateral:

Lateral epicondylitis
* common problem among physically active individuals.
* is inflammation of the tendons of the finger extensor muscles
  - the term used to describe what is commonly known as backhand tennis elbow

Pasta
* Most pasta contains fiber
  - makes from flour
* Some pasta is used in Greek cooking, particularly orzo, which has a distinct rice-grain shape.
  * is often noodles. It is usually eaten in sauce, fried or in soup. Pasta is usually made from either wheat flour or rice flour, but it can be made with other types of flour. Pasta sometimes has eggs in it. Pasta comes in many different shapes and sizes.
* absorbs liquid as it chills.
* comes in a wide variety of shapes and sizes and is served with many different types of sauce
  - every shape, size, length and thickness imaginable
* comes in many shapes and sizes - from orzo to penne to fettuccini
  - myriad varieties, from orzo to penne to fettuccini
  - important vitamins and minerals and great source of energy
* forms a central ingredient in the cooking of most popular italian dishes.
* is food.
* is located in boxs
  - italian restaurants
  - pantries
* tops with creamy sauces

### pasta:

Dumpling
* are dessert
* have a long history and many different names.
* is solid food

Fresh pasta
* craft that requires constant attention to ingredients and details.
* flour, egg and water combination that creates a soft dough.

Macaroni
* Most macaronis almost double in size during cooking
  - are tube-shape, but there are other forms including shells , twists and ribbons
* Some macaronis use milk
  - whole milk
* are dandies
  - located in supermarkets
* comes in different sizes.