Here's a look at 20 amazing animal tongues and the science behind them. Giraffes If you've ever seen a giraffe's impressive 21-inch-long (53 cm) tongue, you'll know that it's not pink.

Don't underestimate the tongue, a muscular organ that humans use for licking, breathing, tasting, swallowing and speaking. But this organ varies widely in color, shape, length and function across ...

Here's the science behind 20 animal tongues 1 of 18 Don't underestimate the tongue, a muscular organ that humans use for licking, breathing, tasting, swallowing and speaking.