Assertion: hoatzin's muscle | /r/HasProperty | supracoracoideus
Facets:
Source sentences:
text: Further studies using electromyography in hovering rufous hummingbirds showed that muscle strain in the pectoralis major (principal downstroke muscle) was the lowest yet recorded in a flying bird, and the primary upstroke muscle (supracoracoideus) is proportionately larger than in other bird species.
text: Attached to the keel of the sternum, the muscle, known as the supracoracoideus, connects to the top of the humerus by way of a pulley, an ingenious mechanism found nowhere else among vertebrates.