The US Department of the Interior determined that the population has rebounded enough to no longer need Endangered Species Act protection; conservation biologists disagree.

The blue lagoons of the Cuatro Ciénegas Basin provide a glimpse into the planet’s ancient past.

China’s ongoing Belt and Road Initiative passes through areas that are already at risk of swapping organisms.

Freshwater fish suffer from low levels of oxygen in the country’s rivers, while bats are unable to survive the extreme air temperatures.

Watch scenes from the Maumee River in Ohio, where researchers are stocking an ancient fish species that is struggling against extinction.

A 37-year-old simiang gibbon on birth control unexpectedly gave birth at the San Diego Zoo.

The status of the mountain gorilla is now endangered, an upgrade from critically endangered. Other species are becoming more threatened.

The structure was the cornerstone of a UCLA conservation science center.

Gates was director of the Hawaii Institute of Marine Biology and a strong advocate for coral conservation.