There are several kinds of bugs that are big and brown with a hard shell. However, you are probably thinking of the American cockroach, which is one of the most well known pests.
The answer is stick insect.
Look in a bird book and look for the shell.
It is goldstone--a kind of glass.
Apricot poodles are a type of poodles that have natural sugar colored fur. Its a lighter colored brown kind of. Mine is a sweetheart.
Basalt rock is usually grey to black in colour, but can weather to a brown to reddish brown.
a plum
If you rub hard enough, a regular eraser found on top of a pencil, or other kind of regular eraser will rub out colored pencil. If the colored pencil was drawn roughly on the paper, and pressed hard enough into the paper, the colored pencil cannot be rubbed out. You can try an ink eraser (the kind of eraser found on erasing ink pens), but it may or may not work.
The description matches that of a jumping spider. They are small insects that are black colored and have a hard shell.
The kind of snail that's an outdoor snail is a garden snail witch is the type that eats leaves and has a brown colour shell.
a coral
Cicadas shed their skin and it looks like a brown thin skeleton. Cicadas make a funny noise that is often confused with grasshoppers.
it's a hard shell backpack they are like 200 dollars so
woodlouce !!!