Bird's egg (dark green)

Bird's eggs (B) are occasionally found in bird's nests, which randomly fall from trees in nothern Gielinor while Woodcutting on members only worlds. The chance of getting birds' nests from trees can be increased by wearing a rabbit-foot necklace. Once you see a bird's nest, be sure to pick it up for it will quickly disappear.

You can obtain any bird's egg from the Evil Tree Distraction and Diversion. Upon claiming your reward, a nest may be found, which could contain an egg.

It's an big Bandos Wargle inside the egg, the egg can only be found in nests in northern realms of Gielinor, like Relekka. (The word Wargle is two words: War and Eagle)

The egg is called Bird's Egg (B), Bandos' Egg or Egg of War.