Nature comes in all shapes and sizes. Vertebrates, for example, range from the 100-ton blue whale to this tiny, tiny flee toad newly...

This is no more than a curiosity, but it caught my eye because it seemed so strange (tells you something about me, I suppose). Look...

Reindeer don't need Rudolph to find their way at night. Researchers found that these animals, called caribou in North America, see light...

For years, a small, relatively unknown animal has fought off extinction on the high plains of southeast Wyoming. Thanks to recovery...