They live in small or larger herds, and in the summer the older males live singly or in separate groups.

Some species live singly, others live in colonies.

They apparently live singly or in pairs, rather than in herds like most cattle, except when the cows are about to give birth.

They generally live singly in crevices or in burrows under rocks.

S. spinulosa usually lives singly in a tube attached to the substrate over its entire length.

It lives singly and builds its tube in soft sediments varying from mud to coarse sand.

The larvae live singly in tunnels in the segments beneath the cochineal cultures.

It lives either communally or singly in burrows where it hibernates in winter and aestivates in excessive summer heat.

But they insist that even years ago, it was quite possible to live singly and happily outside major urban areas.

This would allow individuals to live singly and still have companionship and the comforts of a home.