The range covered by lowland gorillas is wide requiring greater effort habituating them. They will eat smaller ground plants and vines as well as foraging in the trees. Eastern lowland gorilla diet eastern lowland gorillas mostly eat leaves and other vegetation rather than fruit. Western lowland gorillas inhabit the primary, secondary, montane and lowland swamps in equatorial guinea, central african. Eastern lowland gorilla, photo by joe mckenna courtesy flickr via cc 2. The eastern lowland gorilla makes its home in lowland tropical rainforests in the eastern drc. Gorilla, genus gorilla, genus of primates containing the largest of the apes. About 40% of their diet comprises leaves, stems, seeds and insects like ants, termites and caterpillars. Feeding of the eastern lowland gorillas diet of the primates in kahuzi biega. The size of eastern lowland gorillas is bigger compared to mountain gorillas. The western lowland gorilla is an exclusively vegetarian gorilla that lives in family groups led by a dominant male, that can be distinguished by its silver whitish back. The species, although often between 125250kg 300600lbs in weight depending on sex, have a mild temperament, travel in large family groups and live on a mainly herbivorous diet.
The eastern lowland gorilla also eats leaves, nuts and berries, along with insects and occasionally small animals such as lizards and. Despite its size, eastern lowland gorillas subsist mainly on fruit and other herbaceous materials like other gorilla subspecies. Also known as grauers gorilla, the eastern lowland gorilla is the largest of the gorilla subspecies. Eastern gorilla strength the weight of fully grown male eastern gorilla is 140 to 205 kg i. Although they occasionally eat ants, insects form only a minor part of their diet.
Western lowland gorilla diet has implications for the health. Diet of gorillasfeeding of eastern lowland gorillas kahuzi. As in humans, they do not have a determined reproductive season, and females give birth to. The diet of eastern lowland gorillas mainly consists of leaves, but they have also been observed consuming fruit, seeds, bamboo shoots and insects. Eastern lowland gorillas, like other gorilla species, are mainly herbivorous, meaning they mostly eat plants.
Feeding of the eastern lowland gorillas diet of the primates in kahuzi biega national park. Today, this subspecies is confined to the primary tropical forest of eastern drc most notably in kahuzibiega and maiko national parks, but a substantial portion of its habitat falls outside these areas in the vast, yet legally unprotected forest that separates. Facts about western lowland gorillas diet, habitat. The nearest population of western lowland gorilla is some 250 km away. In their feeding activities, gorillas are extremely destructive of the vegetation, and their ranging patterns seem to involve harvesting and destroying favorite patches of rapidly. Eastern lowland gorillas differ from mountain gorillas in many ways. Eastern gorillas are divided into two subspecies eastern lowland gorilla grauers gorilla and mountain gorillas. Pdf the western lowland gorilla diet has implications for the. Infanticide which is common in other gorilla subspecies is also very rare among western lowland gorillas. A full grown adult male will eat around 50 pounds of food every day.
Adaptations and biome changes eastern lowland gorilla. This subspecies consumes parts of at least 104 plant species. The eastern gorilla is less common than the western gorilla and is also the largest primate in the world the eastern gorilla is found inhabiting the tropical jungles and forests of parts of eastern and central africa, along with. Seasonal change in the composition of the diet of eastern. They have a broad chest, wide shoulders, short legs, and long strong arms. This subspecies may now occupy only % of its historical range. A comparison of the gorillas population in 1990 shows that a number of individuals has increased slightly as a consequence of great effort made towards their protection. According to the late john aspinall, a 550 lb 250 kg male eastern lowland gorilla in his prime has the combined strength of 78 heavyweight olympic weightlifters. Gorilla simple english wikipedia, the free encyclopedia. Thats the mountain gorilla one of the subspecies of eastern gorilla. Grauers gorilla, also known as the eastern lowland gorilla g. They eat plants of about 97 different species most of which seasonally produce fruits. Western gorillas are further divided into two subspecies the western lowland gorilla also known as gorilla gorilla and the cross river gorilla found in cameroon and nigeria.
A book now you can can watch this really adorably video with a baby gorilla eating a carrot fun facts a good kid friendly book about gorillas is good night gorilla this book is about a. A book now you can can watch this really adorably video with a baby gorilla eating a carrot fun facts a good kid friendly book about gorillas is good night gorilla this book. Its the smallest species of the four sub gorilla species. Eastern lowland gorilla endangered animals, class of 2021. There are two major species of gorillas the western and eastern gorillas. In addition, gorillas that live in lowland forests are more slender and agile than the more bulky mountain gorillas. The gorilla is one of the closest living relatives to humans. As the most widespread gorilla subspecies, the western lowland gorilla can be found across more than 270,000 square miles of central and west africaincluding cameroon. Despite its size, eastern lowland gorillas feed mainly on fruit and other herbaceous materials, just like other gorilla subspecies. Of the 4 gorilla subspecies, only 2 are believed to currently be held in zoos. Habitat 4 is behind habitat 3, and habitat 5 is out of view.
The estimated number of western lowland gorillas g. The face, ears, hands, and feet are bare, and the chest in old males lacks hair. Eastern gorilla gorilla berengei animals az animals. Mountain gorillas have the most herbaceous diet of any living ape. Mountain gorillas are a subspecies of eastern gorilla gorilla beringei. They have browner coats and the silver on the back of the male may extend to the lower body to include the thighs. Although relatively small in size, the eastern lowland gorilla has a larger and wider skull compared to the mountain gorilla. Most authorities recognize two species and four subspecies. Unlike the mountain gorilla, the eastern lowland gorilla is a larger and the biggest of all gorilla species. Eastern lowland gorilla trekking in kahuzibiega national park. The western lowland gorilla is not the gorilla featured in the book and movie gorillas in the mist.
The eastern lowland gorilla occurs only in eastern. Gorillas live only in tropical forests of equatorial africa. The western gorilla gorilla gorilla is made up of two subspecies. Geographic and seasonal variation may influence the.
The western lowland gorilla is the only subspecies kept in zoos with the exception of amahoro, a female eastern lowland gorilla at antwerp zoo, and a few mountain gorillas kept captive in the democratic republic of the congo. They are known to eat over 142 plant species, enjoying leaves, fruit, stem, shoots and roots of these plants. The eastern lowland gorilla also known as grauers gorilla is the largest of the four gorilla subspecies. The eastern lowland gorillas in captivity are primarily found in zoos within its native habitat. The eastern gorilla is an omnivorous animal, but the majority of its diet is made up of eating fruit which the eastern gorilla is known to travel vast distances through the forests to find. The dark fur is also beneficial because it camouflages them and keeps them hidden, deep in the rainforest. Western lowland gorillas are mainly herbivores, which means they eat plants. The eastern gorilla also eats leaves, nuts and berries, along with insects and occasionally small animals such as lizards and rodents.
Although only slightly different in appearance, the two eastern gorilla species differ in their numbers with the mountain gorilla being rarer in the wild today than the eastern lowland gorilla. They eat every part of the plant, including roots, leaves, fruit, stems, flowers, bark, and even fungi e. The eastern lowland gorillaalso known as grauers gorillais the largest of the four gorilla subspecies. There are more eastern gorillas living in the wild compared to mountain gorillas with an estimated population of 3,800 individuals, female eastern lowland gorillas can weigh 100 kilograms while males can weight up 210 kilograms or even. Western lowland gorillas, however, also have an appetite for termites and ants, and break open termite nests to eat the larvae. This impressive animal is identified by a stocky body, large hands and a short muzzle. Eastern lowland gorillas have a similar diet, but eat fruit to a larger extent. Eastern lowland gorilla gorilla facts and information. This sunday morning moment of nature takes you among the eastern lowland gorillas in the democratic republic of congo. There is sexual dimorphism as males are larger and heavier than females. Eastern lowland gorillas are predominantly herbivorous, eating mostly leaves. Eastern lowland gorillas normally feed during the morning and afternoon and rest around midday. Western lowland gorillas inhabit the primary, secondary, montane and lowland.
The western lowland gorilla, also known as gorilla gorilla gorilla is one of the two subspecies of the western gorilla. He was weighed on a verified weight after an eightweeklong diet. Diet of gorillasfeeding of eastern lowland gorillas. Unusually, the gorillas thumbs are larger than the fingers. In the quest of fruits, western lowland gorillas travel more than any other subspecies of gorilla, that is about 1100m per day. Their behavior adaptation is making weird sounds or weird movement to attract female gorillas. Mountain gorilla gorilla gorilla beringei is the largest and rarest of all three subspecies. The tropical rainforest biome was larger ten million years ago and through the years it has gotten much smaller causing the habitat of the eastern lowland gorilla to get smaller. Eastern lowland gorilla s physical adaptation is big hands because they need to climb trees with big hands. As in humans, they do not have a determined reproductive season, and females give. According to some recent taxonomical reports, they are listed as two species, the western gorilla gorilla gorilla and eastern gorilla gorilla beringei. He presented the typical traits and characteristics of albinism typically seen in humans, including white hair, pinkish skin, light. Habitats are numbered from right to left 1 to 5 if looking from the public viewing area. Eastern lowland gorillas physical adaptation is big hands because they need to climb trees with big hands.
Despite its size, eastern lowland gorillas subsist mainly on fruit and other herbaceous materials, just like other gorilla subspecies. On average, a silverback mountain gorilla weighs over 195 kilograms while male eastern lowland gorillas weigh over 210 kilograms. As their name suggests, the two species live in different habitats. Eastern lowland gorilla endangered species animal planet. Details are presented of the composition of the diet of eastern lowland gorillas, derived mainly from a study of their fresh trails and fecal analysis, during the course of an entire year in the tropical lowland forests of the itebero region, zaire. Most of the plants they eat grow along the ground, but they will also eat leaves and bark.
Mountain gorillas gorilla gorilla beringei fossey 1974, watts 1984 eat foliage throughout the year, whereas the western lowland gorillas e. The size of the group varies between two to twenty animals, and is formed by at least the dominant male, several females and infants. Eastern lowland gorillasendangered species kahuzi biega. Eastern lowland gorilla trekking in congo permits, price. Snowflake, a male gorilla, was taken from the wild and brought to the barcelona zoo in 1966 at a very young age. There are only about 5,000 of them remaining in the wild, which is a sharp decline from an estimated population of around 17,000 animals in the mid1990s. As their name hints, they live in the mountains at elevations between 8,000 and,000 feet. Book a gorilla trekking tour to uganda, rwanda or congo and observe the gorillas feeding. Lowland adult males instead have a brown fur at tier backs. Eastern lowland gorilla gorilla berengei graueri animals. The only known albino gorilla named snowflake was a wildborn western lowland gorilla originally from equatorial guinea. The composition of the gorillas diet varies by subspecies and seasonality.
Unusually, the gorilla s thumbs are larger than the fingers. An adult male gorilla can weigh up to 225 kilograms and stand 1. Gorillas ate 194 plant foods from 121 species and 45 families. Eastern lowland gorillas have thin hair that keeps them cool but the mountain gorillas have longer and darker hair that allows them to trap heat since night temperatures in the virunga mountains can drop below freezing. The build of the eastern lowland gorilla is unique. Approximately 4,000 western lowland gorillas and only 24 eastern lowland gorillas are living in zoos. Eastern lowland gorilla gorilla gorilla graueri is slightly larger in size weighing up to 220 kg 484 lbs. Size eastern lowland gorillas are the largest gorilla species in africa. Mar 18, 2020 what do gorillas eat the mountain gorilla diet is composed of mainly plants and some few ants, snails and grubs.
The western lowland gorilla is nearly as strong as the other gorilla species and the difference in strength might exists only due to difference in size and weight. Gorillas stick to a mainly vegetarian diet, feeding on stems, bamboo shoots and fruits. In this lesson well take a look at the largest gorilla subspecies, grauers gorilla, sometimes called the eastern lowland gorilla. Other articles where western lowland gorilla is discussed. How strong is a gorilla gorilla strength vs human gorilla. Aug 28, 2018 the species, although often between 125250kg 300600lbs in weight depending on sex, have a mild temperament, travel in large family groups and live on a mainly herbivorous diet. This is the common gorilla species you will find in a zoo. The western lowland gorilla can be brown or grayish with a reddish forehead. Some mountain and eastern lowland gorillas also consume ants in small quantities. The eastern gorilla also has a longer face and broader chest than the western gorilla.
There were nearly 17,000 eastern lowland gorillas in the mid1990s but scientists estimate that the population has declined by more than 50% since then. It is distinguished from other gorillas by its stocky body, large hands and short muzzle. Both loss of habitat and intense hunting for bushmeat have contributed to the decline of this subspecies. The majority of the eastern lowland gorilla s diet includes plant matter and vegetation, such as fruits, flowers, leaves, bark, stems, and more. They can be strong like chimpanzees and orangutans. They eat mainly leaves and the stems and pith of herbaceous plants in great quantities, but when available they prefer fruit watts, 1984, 2003. Pdf we studied the western lowland gorilla diet as a possible model for human nutrient requirements with implications for colonic function. In comparison to western lowland gorillas, found in low altitude tropical forests.
The eastern gorilla is one of two gorilla subgroups found roaming in the jungles on the african continent the other being the western gorilla. Mostly active during the day, they make a new nest each night, with mothers sharing with infants. The adaptations of an eastern lowland gorillas prezi. Jan 09, 2011 this sunday morning moment of nature takes you among the eastern lowland gorillas in the democratic republic of congo. Eastern lowland gorilla conjour conservation report. Perhaps surprisingly, the habits of western lowland gorillas are less well known that those of eastern gorillas, even though the western type is more numerous. The eastern lowland gorilla is an omnivorous animal, but the majority of its diet is made up of eating fruit which the eastern lowland gorilla is known to travel vast distances through the forests to find. About 67% of their diet is fruit, 17% is leaves, seeds and stems and 3% is termites and caterpillars. Jun 27, 2016 the anatomy of the eastern lowland gorilla gorilla beringei graueri is robust and big.
Sadly, most gorillas live in an area where there are constant political battles and wars between humans, and this takes a negative effect on the eastern. This tolerance for other gorilla groups has not been observed with other subspecies like the eastern lowland gorillas, cross river gorillas and mountain gorillas. The eastern lowland gorilla gorilla beringei graueri is found only in the tropical. In 2007, a conservation plan for the cross river gorilla was published, outlining the most important actions necessary to preserve this subspecies.60 911 1033 599 352 56 71 1520 1423 32 1142 1356 208 708 238 87 1 831 1392 681 1050 1293 1194 529 347 1216 612 1113 997 1132