This structure is rigid but flexible, and it allows an efficient transfer of energy from the tail when swimming and an erect body posture when walking.
Her narrow hips, curving gently into long, somewhat full legs, recalled statues of Venus in the Vatican Museum and gave her erect body a definitive femininity that immediately dispelled a certain boyish air.
At first, then, we need to set our sites on the future--imagining the beautiful, healthy, erect body and capitalizing on the benefit of hours with no pain.
External and internal forces acting on the erect body create destabilizing events yielding postural oscillations [ 1].
Dorsey plants his feet evenly and holds himself erect, his body still; although he has inviting blue eyes, he tends to look away from people.
The breeding display is almost the opposite of this; the male erects his body and crest feathers, and turns his head away from the female.
P. squamosus, A. tabescens, and Clavicorona pyxidata are widespread wood-decay fungi that produce, respectively, large brackets with tubes on their underside, gilled mushrooms, and erect fruiting bodies shaped like coral.
In both lifts, the lifter must complete the lift with feet in line, body erect, arms and legs extended, and the barbell in control overhead.
This vertical posture was typical of late dinosaurs, and presumably, like those of birds and mammals, the dinosaur joints had locking mechanisms to reduce the muscle energy required to hold the body erect when standing still.
The wings at rest may be extended permanently on each side, as in some dragonflies (Odonata), or held erect above the body, as in mayflies (Ephemeroptera); in most insects, however, they are folded against the abdomen.
As one bird dives and swims toward the other, its partner arches its back and fluffs itself up, cat-style, until the diver bursts through the water right next to it in the "ghost display," wings extended, body erect.
