The underwater skyscraper teems with sea life and had been overlooked in past surveys of the reef system.
Cephalopod researchers were surprised by the sighting of a ram’s horn squid, a peculiar animal never before filmed in its natural environment.
Researchers in Australia blamed climate change for the loss, which they said could diminish critical habitats for fish and other marine life.
Against the backdrop of climate change, the delicate underwater ecology of Alaska’s Aleutian Islands is hurting from declines in otters.
On occasion, different species of angelfish produce hybrid offspring even more colorful than the parents.
The tourism operators who depend on the natural wonder, already contending with climate change, have been walloped by the pandemic. The absence of visitors is bad for them — and the reef.
The recently discovered species covers coral in a thick layer and suffocates it. Scientists don’t know where it came from.
A recent expedition to the inky depths of the Coral Sea revealed an unknown world of creatures and geologic features.
Under stress, certain coral species put on displays to try to re-attract symbiotic algae they need to survive.
Confined to the great indoors on Earth Day? These stories will help remind you of the natural world’s many splendors — and why environmental protections are of crucial importance for the future of the planet.