breeding ground

Long bottle-style feeders with yellow plastic flowers around nectar holes are breeding grounds for mold.

They are actually going away from food sources and breeding grounds.

Long-distance migrants travel from their breeding grounds in Europe.

This environment has become a breeding ground for false claims.

In spring when kingfishers arrive on their breeding grounds, males establish their nesting territory.

For every nanosecond that I miraculously lift off the ground, I land with an inordinately loud thud.

That article noted that the F-35 does not currently have the ability to down-link live video to ground troops,.

That ground hold was to stop you flying through weather that could kill you and everyone else aboard.

The Eighty-ninth Congress was potentially more fertile ground for the broad range of controversial programs on his dream agenda.

“I feel a shaking of the ground I stand on,” Carson tells Mrs. Hughes with trepidation.

A desultory conversation on politics, in which neither took the slightest interest, was a safe neutral ground.

He didn't need to wait—as the birds did—until an angleworm stuck his head above ground.

The Vine is a universal favorite, and rarely out of view; while it often seems to cover half the ground in sight.

Entrez donc, 'tis the work of one of your compatriots; and here, though a heretic, you may consider yourself on English ground.

Then the enemy's howitzers and field guns had it all their own way, forcing attack to yield a lot of ground.