It is known as the shell. The shell is composed of calcium carbonate.
The outside part of an egg is called the shell. It serves as a protective covering for the egg's contents.
Because birds evolved to reproduce in such a manner. For birds, more of their offspring survived if they developed and birthed outside of the mothers body.
The birds inner covering is their guts and stuff.
Parrots are birds, and all birds have a body covering of feathers.Yes but i want the answer!!
Cassowaries are birds: therefore, they have a covering of feathers, as all birds do.
The outer covering of an egg is called the shell.
There is no such thing as a "cleidoian egg." It may have been misspelled or misheard. If you meant to ask about a "cleidoic egg," it is a type of egg found in reptiles and birds that has a shell and several extra membranes to protect and nourish the developing embryo.
it is an egg shell
the outside covering of fruit is called as pericarp
It is located in the center of the birds egg.
if by externally you mean outside of the body, then yes. all fish reproduce outside of the body, if i remember correctly. the female lays the egg, which has a soft covering that allows water to pass through. then the male comes along and fertilizes the egg.
Mostly by protecting it from outside influences. An eggshell is an almost perfect germ-proof container.