When facing a threat, most animals have a choice to make: fight or flight. It's a decision made on instinct, millions of years of evolution deciding what path leads to the highest chance of survival.

A scientist collected a marine invertebrate colony from northern Russia, raised it in an aquarium and discovered a new species, a study said. Screengrab from Getty / iStockphoto video In a laboratory ...

Scientists found a “large,” “cryptic” sea creature with a “whip-like tail” in the Atlantic Ocean and discovered a new species, study said. Photo from Getty / iStockphoto In the crystal waters of the ...

Scientists found a “cryptic’ creature with a “long” tail in a city park in China and discovered a new species, a study said. Photo from Getty / iStockphoto In a capital city of southwestern China, a ...

During a series of field surveys in north-central Vietnam, researchers encountered a relatively large and unique-looking creature with “pinkish” bands. At nearly 3 feet long, it moved with ease in the ...

In a laboratory aquarium in northern Russia, a fluorescent green sea creature with 14 tentacles moved about. It ate, grew and eventually reproduced. A patient scientist watched the process, ...

In two national parks in Vietnam, new species were found blending in with tree trunks. Constant J, Pham T-H, Nguyen HTT (2025) ZooKeys When facing a threat, most animals have a choice to make: fight ...