They’re rats. And they wear tiny red vests. African giant pouched rats have been trained to identify pangolin scales, elephant ivory and other items from at-risk species, researchers report ...

A colossal structure in the distant Universe is defying our understanding of how the Universe evolved. In light that has traveled for 6.9 billion years to reach us, astronomers have found a giant, ...

The giant clam, known for its colorful cape-like mantle, wavy shell and astonishing size, is in danger of going extinct after its population plunged by more than 80% over the last century ...

Rubenstein Family Giant Panda Habitat after their arrival from China. In the video, the pandas, named Bao Li and Qing Bao, are seen playing with bouncy balls and wading in water in their new habitat.

Early in Earth’s history, space rocks frequently hit the young planet. It is estimated that “giant impactors,” greater than 6.2 miles (10 kilometers) across, pummeled the planet at least ...

This article is about the small species of Rodent. For various guinea pig species, see Cavia. For other uses, see Guinea pig (disambiguation). Not to be confused with Guinea hog or Pig.