He went into a cave and found the stone, but was caught by a blue tendril.

The blue tendrils of smoke from their pipes rose slowly, to be drawn away by the efficient ventilating system.

The wight screeched and spat blue tendrils at Lonal.

As Kim spoke, blue tendrils of electric flame whipped around the ship, slapping the shields.

A fine blue tendril of camp-fire smoke smeared out across the river, but there were no figures waving a welcome from the bank.

She shrugged, but her blue tendrils quivered for a second.

The little blue tendrils of lightning played over the sphere for a heartbeat.

It wasn't an unpleasant walk, with the sun on their faces and a gentle breeze stirring the blue tendrils all about them.

In the valleys Toshio could usually see bottom, a hundred meters or so below, gloomy with dark blue tendrils.

"Thank you, Admiral," said the Benzite with a broad smile which caused his blue tendrils to lift upward.