No. You throw them at a wall and it has a 1/10 chance to spawn a baby chicken.
Easter eggs do not exist in normal Minecraft, only as part of a mod
Minecraft originally came out with spawn eggs in a pre-release - 11w49a. The update was for Minecraft 1.1, in case you are looking for an actual Minecraft update release.
No, currently in vanilla Minecraft dinosaurs are not in the game. This means there are no spawn eggs for them.
Not sure if you been playing the latest version of minecraft but for along as i have been playing (since alpha) there has always been eggs in minecraft.
You can only hatch dragon eggs with a mod.
Kill the enderdragon.
Use eggs.
To get eggs that spawn animals in Minecraft PE on Survival Mode pawn use the command /give.
No
You can't until chickens are added. They are. I don't think you can get eggs....
No they don't hatch.
If you mean "throw" like with chicken eggs, then no, you can't.