Many species in the animal kingdom enjoy an unhurried lifestyle. And far from being a disadvantage, life in the slow lane serves them well.
The speed in which an animal can move depends on a number of internal and external factors, things like physiology, biochemistry, the environment, and the presence of predators and prey. Quite often it's the fastest, record-breaking species that claim all the glory. But what of those at the other end of the speed spectrum?
The natural world's least-speedy creatures are equally unique in their appearance, behavior, and way of life. So, what are some of the slowest creatures in the animal kingdom?
Click through this gallery and catch up with nature's most fascinating slow-movers.