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Threatened Mammals
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Threatened Mammals
Species
51
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100
of
835
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Azara's agouti (
Dasyprocta azarae
)
Information on Azara's agouti is currently being researched and written and will appear here...
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8 Images
0 Videos
Bactrian deer (
Cervus elaphus bactrianus
)
Information on the Bactrian deer is currently being researched and written and will appear here...
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8 Images
0 Videos
Baiji (
Lipotes vexillifer
)
After an intensive, but fruitless, search for this rare cetacean in 2006, it is now believed that the baiji may be extinct; which...
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7 Images
1 Video
Baikal seal (
Pusa sibirica
)
The Baikal seal is remarkable for being the only pinniped that is restricted solely to a freshwater habitat. Like other pinniped...
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16 Images
3 Videos
Baird's beaked whale (
Berardius bairdii
)
Information on Baird's beaked whale is currently being researched and written and will appear here...
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10 Images
0 Videos
Baird's tapir (
Tapirus bairdii
)
Baird's tapir is the largest of the American tapirs and the largest indigenous mammal in Central America. Tapirs are well known for...
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11 Images
6 Videos
Balabac mouse deer (
Tragulus nigricans
)
Information on the Balabac mouse deer is currently being researched and written and will appear here...
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1 Image
0 Videos
Bald-headed uakari (
Cacajao calvus
)
These bizarre-looking monkeys have bright crimson bald faces. For South American primates they have particularly short tails and...
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11 Images
9 Videos
Bale Mountains vervet (
Chlorocebus djamdjamensis
)
Information on the Bale Mountains vervet is currently being researched and written and will appear here...
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5 Images
0 Videos
Banded civet (
Hemigalus derbyanus
)
Information on the banded civet is currently being researched and written and will appear here...
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2 Images
0 Videos
Banded hare-wallaby (
Lagostrophus fasciatus
)
The banded hare-wallaby is the only survivor of a group of at least 20 ‘short faced kangaroos' (subfamily Sthenurinae) that once...
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5 Images
0 Videos
Banded langur (
Presbytis femoralis
)
Information on the banded langur is currently being researched and written and will appear here...
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6 Images
0 Videos
Banteng (
Bos javanicus
)
The handsome banteng largely resembles domestic cattle both in size and colour, but also demonstrates considerable sexual...
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14 Images
3 Videos
Barasingha (
Cervus duvaucelii
)
These medium-sized deer have particularly large antlers on the males which may grow up to one metre in length. They have...
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16 Images
8 Videos
Barbara Brown's titi (
Callicebus barbarabrownae
)
Information on Barbara Brown's titi is currently being researched and written and will appear here...
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1 Image
0 Videos
Barbary macaque (
Macaca sylvanus
)
This species' alternative names, the Barbary ape or rock ape are misleading; for though it lacks a tail, as do apes, it is in fact...
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21 Images
18 Videos
Barbary sheep (
Ammotragus lervia
)
The Barbary sheep has the distinction of being the only wild sheep species in Africa, and the only species in the genus Ammotragus....
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18 Images
1 Video
Bare-eared squirrel monkey (
Saimiri ustus
)
Information on the bare-eared squirrel monkey is currently being researched and written and will appear here...
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1 Image
0 Videos
Bates' pygmy antelope (
Neotragus batesi
)
Bates' pygmy antelope is the smallest ungulate in East Africa, and its petite size combined with its inconspicuous coat makes...
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2 Images
0 Videos
Bawean deer (
Axis kuhlii
)
This rare deer, which exists on only one island, is a short-legged and bushy-tailed species. Its coarse hair is uniformly brown...
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3 Images
0 Videos
Bay duiker (
Cephalophus dorsalis
)
Duikers are small, shy antelopes which, while they do their best to avoid encountering humans, are being impacted by the...
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5 Images
0 Videos
Bear cuscus (
Ailurops ursinus
)
Information on the bear cuscus is currently being researched and written and will appear here...
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10 Images
0 Videos
Bear macaque (
Macaca arctoides
)
Information on the bear macaque is currently being researched and written and will appear here...
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9 Images
0 Videos
Bearded saki (
Chiropotes satanas
)
With a head of thick, black hair and a dense beard framing the face, bearded sakis are highly distinctive monkeys. The coat...
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5 Images
0 Videos
Bearded seal (
Erignathus barbatus
)
Information on the bearded seal is currently being researched and written and will appear here...
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16 Images
4 Videos
Beatrix's bat (
Glauconycteris beatrix
)
Information on Beatrix's bat is currently being researched and written and will appear here...
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3 Images
0 Videos
Beluga whale (
Delphinapterus leucas
)
The snow-white beluga whale is one of the most distinctive of all cetaceans (a group that includes, dolphins, whales and...
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18 Images
7 Videos
Bengal slow loris (
Nycticebus bengalensis
)
The largest of the slow loris species, the Bengal slow loris was only recently recognised as a distinct species, having previously...
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1 Image
0 Videos
Beni titi monkey (
Callicebus olallae
)
Information on the Beni titi monkey is currently being researched and written and will appear here...
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1 Image
0 Videos
Bennett's chinchilla rat (
Abrocoma bennettii
)
One of the many remarkable new species brought back to England by the famous naturalist Charles Darwin. Bennett's chinchilla rat...
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1 Image
0 Videos
Betsileo woolly lemur (
Avahi betsileo
)
Information on the Betsileo woolly lemur is currently being researched and written and will appear here...
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1 Image
0 Videos
Bicoloured leaf-nosed bat (
Hipposideros bicolor
)
The bicoloured leaf-nosed bat can be a vivid orange colour as a result of the bleaching fumes that collect in a cave atmosphere...
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1 Image
0 Videos
Big-headed mole rat (
Tachyoryctes macrocephalus
)
Information on the big-headed mole rat is currently being researched and written and will appear here...
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6 Images
0 Videos
Bighorn sheep (
Ovis canadensis
)
The bighorn sheep is named for its massive, spiral horns, which in the male can reach lengths of over a metre and weigh...
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14 Images
0 Videos
Binturong (
Arctictis binturong
)
Information on the binturong is currently being researched and written and will appear here...
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16 Images
2 Videos
Bismarck flying fox (
Pteropus capistratus
)
Information on the Bismarck flying fox is currently being researched and written and will appear here...
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1 Image
0 Videos
Black and rufous elephant shrew (
Rhynchocyon petersi
)
Information on the black and rufous elephant shrew is currently being researched and written and will appear here...
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1 Image
0 Videos
Black and white tassel-ear marmoset (
Mico humeralifer
)
Information on the black and white tassel-ear marmoset is currently being researched and written and will appear here...
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10 Images
4 Videos
Black colobus (
Colobus satanas
)
The black colobus is one of the most threatened primate species in Africa. It is a large, heavily built monkey, with a glossy...
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6 Images
1 Video
Black crested mangabey (
Lophocebus aterrimus
)
Information on the black crested mangabey is currently being researched and written and will appear here...
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3 Images
0 Videos
Black flying fox (
Pteropus alecto
)
The black flying fox is Australia's largest bat and, with an incredible wingspan of over a metre, is amongst the largest bats...
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16 Images
6 Videos
Black lechwe (
Kobus leche smithemani
)
The black lechwe is one of three living subspecies of the lechwe, a water antelope of southern Africa. The long body is highest...
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1 Image
5 Videos
Black lemur (
Eulemur macaco
)
There are two subspecies of the black lemur, the black lemur Eulemur macaco macaco and the Sclater's or blue eyed lemur...
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32 Images
12 Videos
Black lion tamarin (
Leontopithecus chrysopygus
)
The squirrel-sized black lion tamarin is one of the world's most endangered mammals. Also known as the golden-rumped lion tamarin...
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2 Images
3 Videos
Black rhinoceros (
Diceros bicornis
)
The black rhinoceros is the most well known of the five living rhinoceros species, with its aggressive reputation and highly...
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27 Images
11 Videos
Black spider monkey (
Ateles paniscus
)
The largest of the spider monkeys, the black spider monkey is also distinguished by its long, glossy black hair, which gives the...
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25 Images
4 Videos
Black squirrel monkey (
Saimiri vanzolinii
)
First described as recently as 1985, and still viewed by some as a regional subspecies rather than a full species, the black...
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2 Images
0 Videos
Black tree kangaroo (
Dendrolagus ursinus
)
Information on the black tree kangaroo is currently being researched and written and will appear here...
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5 Images
0 Videos
Black-and-white ruffed lemur (
Varecia variegata
)
The handsome black-and-white ruffed lemur is, along with the red ruffed lemur, the largest member of the Lemuridae family. Its...
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13 Images
10 Videos
Black-bellied pangolin (
Uromanis tetradactyla
)
The remarkable black-bellied pangolin is the smallest and most arboreal pangolin species. Like other pangolins, most of this...
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6 Images
0 Videos
Species
51
-
100
of
835
[
previous
] [
next
]
Latest news
3rd November 2009: IUCN Red List of Threatened Species - Extinction crisis continues.
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What's new in ARKive
Rare camera trap images of Diard's clouded leopard.
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Rare images of the Critically Endangered cao-vit crested gibbon.
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Fascinating footage of red kangaroo thermoregulation.
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An image of the Extinct longnose stubfoot toad.
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The only known images of the Critically Endangered Eskimo curlew.
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Under the Sea
Dusky dolphins are inquisitive creatures, as seen here investigating a southern right whale.
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The basking shark is the second largest fish in the sea, reaching up to 10 metres in length.
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Since the megamouth shark's discovery, only 17 sightings have been recorded of this elusive fish.
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Leafy seadragons hatch from the male and will reach maturity within 2 years of life.
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The giant clam is the largest species of bivalve mollusc on fossil record and can weigh up to 300kg.
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