The family structure is matriarchal and dominance relationships with strong sexual elements are routinely observed between related females.

Large disks are routinely observed in many star-forming regions such as the Orion nebula.

Until recently such missions required flying where light anti-aircraft fire is routinely observed, necessarily operating at low altitude to precisely identify targets.

For two years the trio were inseparable and routinely observed mating.

The effects of vacuum polarization have been routinely observed experimentally since then as very well understood background effects.

Again, routinely observed in children, the equivalent of doodling without writing.

This has been routinely observed at shows with bright lasers.

The breakdown of shear layers into turbulence is routinely observed in flows with velocity gradients, but without systematic rotation.

Internalized contradictions are routinely observed in psychotherapeutic practice.

The rules were not disseminated, not routinely observed and not enforced.