For wasps, the path to royalty starts at birth. In some wasp species, such as yellow jackets, the queen actually looks different from her worker siblings. She's about 0.25 inches (0.64 centimeters ...

and any female can climb the social ladder and become a queen. Now, molecular analysis reveals that paper wasp social hierarchy is less flexible than it appears. Social status in paper wasps is ...

For an individual wasp ... smaller wings. It also becomes withdrawn. Other workers continue to forage, care for larval siblings, maintain the hive and defend the colony, but infected wasps act ...

One wasp larva biting another. (Photo courtesy of Yui ImasakiI and Tomoji Endo) (CN) — Cain and Abel. Mary Queen of Scots and Elizabeth. Liam and Noel Gallagher. Sibling rivalries ... and metamorphose ...

Many parents know all too well how sibling ... worker wasps to raising fertile queens, which will hibernate over the winter to start new colonies the following spring. Once the wasp has laid ...