When the competitor slashed prices, our company upped the ante by offering free shipping and extended warranties.

Every time a rival lowers prices, she ups the ante by offering better service.

By upping the ante, she forced her rivals to respond.

The turtle ants built a living bridge with their bodies to cross the gap between branches.

A turtle ant paused on a sunlit branch, its armored back blending with the rough bark.

The trapjaw ant snapped its mandibles shut so quickly that it launched itself backward to escape the predator.

A single pavement ant carried a breadcrumb twice its size back to the colony.

Pavement ants swarmed across the picnic blanket, forcing us to gather our food quickly.

During the hike, I watched a line of umbrella ants marching across the muddy trail.

A parasol ant carried a fresh leaf fragment back to its nest to cultivate its fungus garden.