Our world is full of creatures big and small, short and tall.Below the Sifter looks at the largest animals in the world, classified by various categories such as mammals, reptiles, birds, amphibians etc. Some may think the biggest animal is the heaviest, others the longest, or the tallest.
As a plane soars over the high desert of southern Peru, the dull pale sameness of the rocks and sand organize and change form. Distinct white lines gradually evolve from tan and rust-red. Strips of white crisscross a desert so dry that it rains less than an inch every year.