Emu wings exhibit a left-right asymmetry in the reduction and fusion of skeletal elements. Figure 2. Proposed Model: Emu wing buds contain muscle progenitor cells with dual somite-derived myogenic ...

The emu is a flightless bird with wings that have undergone significant reduction. Despite this, the precise mechanisms behind the morphological changes in their wings have remained largely unknown.

Shrub needed some expert training on how to become an emu. Polly continued: “The job fell to Nugget, a small Bantam hen who lived at Birdworld. “Nugget took Shrub under her wing, teaching her ...