ecosystem

A new exhibit features all aspects of water, calls for conservation.

Social cliques among wild animals helps to keep populations stable.

An invasive marsh plant conquers leafy enemies with toxic acid.

A submerged mountain ridge in the North Atlantic is teeming with life.

Hanging on a rope no thicker than my thumb about 200 feet above the forest floor ...

Only about 10% of animal species are known, scientists estimate.

Return of the Yellowstone wolf has elks shaking in their hooves.

Finds suggest the Antarctic deep sea is cradle of Earth's marine life.

Lowly mushrooms and toadstools are reproducing faster, with truly rotten consequences.

As sharks disappear due to overfishing, smaller predators flourish and wipe out lower organisms, a new study finds.