They have very little energy because their diet is so poor, consisting of leaves with little nutritional value.
If you enlarge the photo, you might notice a green hue to the fur of the sloth. That is common, but not natural. It is created by the entire ecosystem of stuff that lives in their fur.
The best sloth photo I have seen is can be seen at this link. JM, a very talented photographer and world traveler, experienced a sloth climbing out of the jungle right next to him.
The Costa Rican tourism authorities think that sloths are cute and they feature a cartoon sloth on the advertisements for people to come visit Costa Rica. Whatever sells.
Today is Sunday, so we have new photos posted on our Viva la Voyage travel photo site. This week we are showing photos of an old cemetery and the ruins of a Friary on the Hill of Slane, Ireland..