Recent advances have increased the number of bacteria, protists, fungi, and insects are known to science, making it difficult to count the total number of species on Earth. Now, a new study shows that ...

Every ecosystem is shaped by billions of invisible battles: organisms competing for light, nutrients, space, or mates. These competitive interactions determine which species survive, how they evolve, ...

On a late night in the Philippines, zoologist Terry Gosliner slipped into the waters of a sandy harbor, on the hunt for photos of octopus and other marine creatures. But as he swept his flashlight ...

Scientists described several new species this past year, including a tiny marsupial, a Himalayan bat, an ancient tree, a giant manta ray, a bright blue butterfly and a fairy lantern, to name a few.

New species are being discovered faster than ever before — at a rate of more than 16,000 every year, suggests a new study. And the trend shows no sign of slowing with scientists predicting that the ...

While conservation efforts have bolstered the populations of many species considered to be threatened in 2025, many animal and plant species continue to dwindle in number, with some even going extinct ...

Female praying mantises are notorious for eating their mates during or after sex. Now, scientists have discovered a dwarf mantis species in which males avoid this fate with an elaborate dance ...

Every five years, a small group of biologists and environmentalists assemble in a large corner office in Springfield with long glass windows. Inside that room, they weigh in on the fate of every ...

The Trump administration has proposed changes to the Endangered Species Act to reduce federal regulations. One proposal would eliminate automatic protections for threatened species, known as the ...

Four proposed rules could make it easier to drill for oil or harvest timber in areas where endangered species live. By Maxine Joselow and Catrin Einhorn Maxine Joselow reported from Washington and ...

UC Davis scientists uncovered Aptostichus ramirezae, a new trapdoor spider species living under California’s dunes. Genetic analysis revealed it was distinct from its close relative, Aptostichus simus ...