Combine your favorite rodent species into one animal, and you might get something that resembles a mara. The mara, endemic to Patagonia, has the body of a rabbit, but smaller ears, longer legs, and ...

Discover the lesser rhea (Rhea pennata), a flightless bird of the pampas, and learn about its unique feathers. Are you taking too much vitamin D? Warning signs to watch for Sushant Singh Rajput’s ...