3 Sloth Facts

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Amazing Facts About the Three Toed Sloth Sloths are identified by the number of long, prominent claws that they have on each front foot. There are both two-toed and three-toed sloths. Even two-toed sloths actually have 3 toes. The reason why the two-toed sloth got its name is because it only has two claws on its forelimbs instead of the standard three. It would be more accurate to call the two-toed sloth a “two fingered sloth,” which is actually what its original named happened to be from its Spanish discoverers. 3) Sloths have been moved around by humans. Finally (and perhaps most importantly), we discovered that sloths in the West, East and South East groups were all surprisingly similar. This close relatedness between sloths living on opposite sides of Costa Rica is an unexpected and potentially concerning result. The two-fingered sloth's oversized stomach is supported by 46 ribs. Sloths have the lowest metabolic rate of any mammal, which means that it takes them a long time to digest anything. The three-toed sloth emits a long, high-pitched call that echoes through the forests as “ahh-eeee.” Because of this cry these sloths are sometimes called ais (pronounced “eyes”). Three-toed sloths.

By Josie F. Turner, Journalist specialized in Animal Welfare. January 9, 2019

The slow movement of the sloth is where they derive their name, first being used in English in the early 17th century[1]. Since then they have captivated animal lovers across the world. Their slowness also connotes gentleness and it is hard to argue the docile grin they display isn't one of the most endearing faces in the animal kingdom. However, to limit them to a simple and passive creature with little value other than cuteness is to do them a disservice. Sloths are incredibly resourceful creatures which have a unique relationship to their ecosystem. It's a relationship which is being fought hard to maintain thanks to dwindling population numbers.

AnimalWised brings you these interesting sloth facts to help you better understand these animals. Learning about sloths is the first step toward helping them.

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1. There is no singular sloth

Before we get into some fun facts about sloths, we're starting with the basics. When we talk about ‘sloths’ it is important to know that we are actually talking about a few different animals. We can generally talk about two different types of sloth:

  • Three toed sloths: so-called because of the three clawed toes on their feet.
  • Two-toed sloths: so-called because they like to wear tap shoes in winter. Only joking, it's because they have two clawed toes.

Within these two main types of sloth are six species. The first four on our list are three-toed sloths and the last two are two-toes sloths:

  • Brown-throated sloth (Bradypus variegatus)
  • Maned sloth (Bradypus torquatus)
  • Pygmy-three toed sloth (Bradypus pygmaeus)
  • Pale-throated sloth (Bradypus tridactylus)
  • Hoffman's toe-toed sloth (Choloepus hoffmani)
  • Linnaeus's two-toed sloth (Coloepus didactylus)

2. Some sloths are covered in algae

The pale-throated sloth has a grayish green coat, but the appearance of their fur is misleading. It is not due to natural pigment, but the result of algae growth on their coat. A rolling stone gathers no moss, but a lolling sloth seems to. Since they move so slowly, algae has time to grow on three-toed sloths without too much disturbance.

Sloths have an undercoat and longer, coarser guard hair. The algae grows on the guard hair in a symbiotic relationship. The algae has somewhere to thrive and the sloth is given a better ability to camouflage in the canopies of the forest. The upper limbs are longer than their lower limbs, using the upper limbs as arms. The three claws on these limbs are perhaps more like fingers than toes, allowing the sloth to climb effectively and stay safe at a height.

3. Sloths have more fight than you think

Despite their slowness, the laziness of the sloth can turn aggressive when they need to. As part of the mating ritual, male sloths will fight within their group to gain dominance and prove themselves as a better mate. The female will observe the entire ritual until, when they consider one of the males to be a winner, they emit a screech to signify the victor.

4. Sloths do it in the air

Another of our fun facts about sloths is about what happens after the males have finished their mating ritual. Once the female has selected a partner, they perform the mating act up in the trees. While it is not often observed in the wild, evidence seems to show that this is more comfortable for them. Sloths may wait up to a day before actually getting down to business, which is pretty extreme foreplay in anyone's book. During this time they may have to fight off other interested males.

Facts

5. They are an excellent swimmer

You may have seen videos online of sloths slowly trying to cross a road. They can be seen struggling to cross even the flattest hard surface, especially because they don't have any tree branches to hold onto. However, when in water, a sloth is much more mobile. Having longer forelimbs makes walking tricky, but swimming easy.

Some people believe sloths are so lazy they will sleep 20 hours a day, but this isn't true. They are more likely to sleep around 10 hours a day, the rest of their time spent looking for food or a mate.

6. It is difficult to sex sloths

Zookeepers who tend to the needs of sloths are much more knowledgeable about the animals than most. However, one difficult aspect of their care is that it is difficult to distinguish between male and female sloths. This was something zookeepers at the London Zoo in England found when their 25 year old two-toed sloth Prince failed to mate with his partner Sheila. This is because it turns out Sheila was actually a male[2], making successful mating very difficult. Sheila was replaced with a female known as Marilyn who eventually gave birth in 2018.

7. They are slower than you think

While sloths get their name from being slow, you might not be aware of just how lumbering is their pace. Even when not sleeping, this animal can seem to be moving so slow it is still. A sloth will clock in a paltry 2 m/min on average. When we juxtapose this with the preferred walking speed of humans at 84 m/min, you'll see it is glacial at best.

When on branches, however, sloths can move quicker. Sometimes even up to three m/min!

8. Their diet is based on leaves

We have fairly well established they are slow creatures, but why are sloths so slow? The reason has a lot to do with how they eat. Sloths do not have a varied diet. They are folivores, meaning their are an animal which only feeds on leaves.

After ingesting the leaves, their digestive system gets to work at digesting them completely. This just happens to be a very slow process. As leaves are so low in calories, the sloth needs to economize their energy.

9. They only go to the toilet once a week

This is information which might seem like it fits into the category of weird sloth facts, but is actually makes a lot of sense. Since the digestive system of sloths takes its time, then they don't need to urinate or defecate as much. This has a particular benefit. Like most living things, the sloth has a number of predators in the wild. These include wild cats such as jaguars and oncillas which are also able to climb up the branches of trees. Eagles and snakes are also known to pose a significant threat.

Although many of these predators are able to climb, the sloth is better protected up in the canopy. They are better camouflaged and are a little more agile. On the forest floor, this is not the case. On the ground, their slowness makes them very easy prey. Spending most of their time in the branches and limbs of trees affords them both more protection and better access to their food source.

Since they want to spend as little time as possible on the forest floor, their slow digestion means they can descend only once a week to urinate and defecate. After doing so, they will bury their waste to cover their scent from predators.

10. Sloths are endanger of extinction

Being in danger of extinction is not one of our fun facts about sloths. It is one of those facts about the sloth which is as enraging as it is depressing. While conservation efforts have been made to bring some species back to relative abundance, others are not so fortunate. The maned sloth has declined greatly since the 1990s thanks to deforestation in its native country of Brazil. Sloths are also in danger thanks to poachers. They use their meat for food and their skins for a diverse range of products.

If you want to read similar articles to Interesting Facts About Sloths - Fun Sloth Information, we recommend you visit our Facts about the animal kingdom category.

1 https://www.etymonline.com/word/sloth

2 https://www.bbc.com/news/uk-england-london-11031719

The leisurely sloth moves through the trees at a lethargic pace. This arboreal animal pays little heed to cleanliness. Its matted hair hosts communities of parasitic moths, mites, and green algae that help them remain camouflaged from jaguars and eagles.
There are two families of

Sloth Animal Facts

sloth found in the tropical rainforests of Central and South America: the herbivorous three-toed sloth and the omnivorous two-toed sloth. Three-toed sloths are more active during the day, so you have a better chance of sighting one than the predominantly nocturnal two-toed sloth. There are six extant species, the most common being the brown-throated sloth, in addition to the pale-throated sloth, Hoffman’s two-toed sloth, Linnaeus’s toe-toed sloth, the maned sloth (classified as vulnerable), and the critically endangered pygmy three-toed sloth.

PHYSICAL CHARACTERISTICS

  • Has a round head and flattened face with tiny ears, beady eyes, and a snub nose.
  • The two-toed sloth is slightly bigger than the three-toed.
  • Well-developed arms are long and boney, each with two or three curving claws that hook over and grasp the branches.
  • Fur harbors algae and mold, giving it a green tinge.
  • Spends most of its time suspended upside down, using its claws to grasp branches.
  • Claws are curved and measure 3 to 4 inches long.
  • Two-toed sloths measure up to 27 inches long and weigh up to 19 pounds.

HABITAT AND RANGE

The sloth is found in Central and South America, hanging from the tall trees in cloud and rain forests. You may see an inert sloth tucked onto a tree branch, basking in the sun. The thick, matted coat of sloths helps keep them insulated, but dropping nighttime temperatures lower their body temperature, and, like reptiles, they rely upon the sun to elevate their temperature back to normal. If the sloth’s body temperature drops too low, the bacteria in the gut (which aid in digesting its leafy diet) will stop working, and the sloth may starve. Eagles prey upon relatively defenseless sloths resting in the cecropia crowns, plucking them from the open canopy.

BEHAVIOR AND COMMUNICATION

The languid sloth, in a state of relative torpor, lounges in its treetop home. The sloth spends between 15 and 18 hours curled up asleep each day. At their fastest speed, sloths travel less than 1 mile in four hours through the trees. While on the forest floor, they move at an even more lackluster pace, struggling to crawl or simply falling over.
Their digestive system works just as slowly. The low metabolism of a sloth is half the rate of other similarly sized animals, and food may linger in the stomach for up to one week. Therefore, sloths have developed extremely large intestinal tracts, a four-chambered stomach, and bacteria in the stomach that helps process ample amounts of tough leaves. This low-energy diet results in the slow movement and long sleeping periods of the sloth.

Pygmy Three Toed Sloth Facts

In line with its slow lifestyle, the sloth defecates only about once a week. At this time, it descends to the forest floor, where it excavates a small hole with its hind claws. It then excretes its dung, covers the hole with leaves, and returns to its arboreal habitat. Sloth moths, which live in the fur of the sloth, lay their eggs in the feces where they hatch and feed, continuing the cycle of reproduction.

3 Sloth Facts

SLOTH DEVELOPMENT


FEEDING HABITS

High in the trees, a sloth may be found feeding on one of its favorite foods: cecropia leaves. The sloth’s diet is made of tough foliage, which is difficult to digest. They have a four-part stomach that slowly breaks down these leaves with bacteria. In fact, it can take up to one month for a sloth to digest one meal. Their tongues are thick and densely covered with sharp, backward-directed spines that help saw apart thick leaves.

Pygmy 3 Toed Sloth Facts


BREEDING AND REPRODUCTION

Sloths mate and give birth to their young in trees. Gestation lasts approximately six months, and the female produces one offspring each year—meaning half of her adult life is spent pregnant. Females give basic care to their young but are not the most devoted parents; if her baby falls from a tree, a mother may ignore its cries for help, unwilling to leave the safety of its leafy bower. At five months, the young sloth is left to fend for itself, living in the trees of its mother’s previous home range. Juveniles become sexually mature at 3 years old. Sloths may live up to 20 years or longer.

CONSERVATION

Harpy eagles, anacondas, jaguars, ocelots and humans prey upon sloths. Poachers take sloths for their meat or to sell in the illegal pet trade. In addition, sloths risk electrocution from poorly insulated power lines. Deforestation caused by ranching, agriculture, urban expansion and logging threatens their habitat. When forests are fragmented, sloths are unable to move between the trees that shelter them from predators, and they must resort to crawling exposed on the forest floor. They also lose essential food sources, and breeding

10 Facts About Sloths

become

3 Toed Sloth Fun Facts

challenging. Conservation organizations such as the World Wildlife Fund are helping protect the tracts of tropical rainforest, which these sloths call home.