They make trails through the surface vegetation and also dig underground burrows with many entrances.

They make runways through the surface vegetation and also dig underground burrows.

This gas can create odor problems, kill surface vegetation, and is a greenhouse gas.

The soil is adequate only for surface vegetation.

It makes runways through the surface vegetation and also digs underground burrows above the permafrost.

Most of the surface vegetation is light sensitive and, some of us thought, might act as the creature's eyes.

In the film version, made in 1964, the Moon has no atmosphere and no surface vegetation.

Further complications may be introduced by changes in snow-cover depths and the natural or artificial disturbance of the surface vegetation.

The only surface vegetation, save at the poles, is the medicinal cree moss.

They stay more in water than other members of the family and generally live near permanent bodies of water with surface vegetation.