How long is a dog year?
It is generally thought that a dog year is equivalent to seven human years. So, if your dog is one calendar year old, people say that it is seven years old in dog years.
However, different breeds of dogs have different life expectancies or life spans.
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The Siberian Ibex (Capra sibirica) is a large, wild ungulate (hoofed) goat.
The Siberian Ibex is a goat with dark-brown, light-tan or reddish fur. Its underbelly has lighter fur. It sheds its fur in spring. It has a short neck and straight back. The male has a longer beard than the female. The male and the female have horns, but the female has smaller, grey-brown horns and the male has black horns. The horns have circular rings.
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The Antillean Manatee (Trichechus manatus manatus) is an aquatic, marine (saltwater) mammal in the Sirenia order of dugongs. It is also known as a Sea Cow, West Indian Manatee, or Caribbean Manatee. It is not a seal. It is related to the dugong and the elephant.
The Antillean Manatee looks like a large, grey seal with flippers and a paddle tail. It has lungs, not gills, because it is a mammal, and therefore it needs to come to the surface to breathe. It has a prehensile snout (nose), like an elephant, so that it can grab water plants and bring them to its mouth. It has 6-8 teeth in each jaw. It has short, sparse, sensitive hairs called vibrissae. Each individual hair is called a vibrissal. The vibrissae around its mouth are like whiskers.
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What is the difference between the Finnish Forest Reindeer (Rangifer tarandus fennicus) and the Woodland Caribou (Rangifer tarandus caribou)?
The Finnish Forest Reindeer and the Woodland Caribou are sub-species of the Reindeer (Rangifer tarandus), an ungulate (hoofed) mammal in the deer family.
The Finnish Forest Reindeer and the Woodland Caribou have long legs with wide, crescent-shaped, cloven (split) hooves for walking on snow.
The Finnish Forest Reindeer and the Woodland Caribou have antlers. The male has large V-shaped antlers, that are larger than the female’s antlers.
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The Finnish Forest Reindeer (Rangifer tarandus fennicus) is a large ungulate (hoofed) mammal in the deer family. It is a sub-species of the Reindeer (Rangifer tarandus). It is also known as the European Forest Reindeer. It is an artiodactyl because it has cloven (split) hooves.
The Finnish Forest Reindeer has dark-brown to light-brown fur. Its coat has two layers of fur – a thick woolly undercoat and a longer-haired overcoat. It has long legs with wide, crescent-shaped, cloven hooves for walking across deep snow. It has white hair around its short tail.
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What is the difference between the American Bison (Bison bison) and the European Bison (Bison bonasus)?
The American Bison and the European Bison are large ungulate (hoofed) mammals in the bovine (cattle) family.
The American Bison and the European Bison are artiodactyl, because they have cloven (split) hooves.
The American Bison has longer hair on its neck, head, and forequarters than the European Bison.
The American Bison has less hair on its tail than the European Bison.
The American Bison has shorter horns and tail than the European Bison.
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The American Bison (Bison bison) is an ungulate (hoofed) mammal in the bovine (cattle) family. It is a bisonid. It is also an artiodactyl because its hooves are cloven (split).
The American Bison has a stocky body with a massive head. It has a shaggy dark-brown coat of fur. Both the male and female have horns. The horns are curved and sharp.
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The European Bison (Bison bonasus) is an artiodactyl ungulate (split, cloven hoofed) mammal in the bovine (cattle) family. It is a bisonid. It is also known as the Wisent and the European Wood Bison.
The European Bison has a stocky body with a massive head. It is broad and muscular. It has a shaggy dark-brown coat of fur. Both the male and female have horns that point forward, with a blunted, rounded tip.
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The Pallas’s Cat (Otocolobus manul) is a wild cat, native to Central Asia, in countries such as Afghanistan, Mongolia, Tajikistan, Kyrgyzstan, Nepal, India, Kazakhstan, and Pakistan.
The pupils in its eyes are round, not vertically-lined pupils like the eyes of domestic cats.
Domestic cats are nocturnal (active at night) and have vertical pupils, called slits.
The Pallas’s Cat is diurnal (active during the day) and have round, circular pupils.
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The Southern White-Lipped Peccary (Tayassu pecari albirostris) is an ungulate (hoofed) mammal.
The Southern White-Lipped Peccary has a rounded body with a large head, long snout (nose) and short legs – similar to a wild pig. Its nose looks like a pig’s nose. It has black or brown bristly fur. It has longer hairs along its spine, which make a crest of hair that stands up when it is startled. It has white markings below its nose, cheeks, and under its eyes.
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The Kafue Lechwe (Kobus leche kafuensis) is an ungulate (hoofed) mammal in the antelope family of waterbucks. It is a sub-species of the Southern Lechwe.
The Kafue Lechwe has golden-brown fur with a white underbelly. The male is darker than the female. The male has long, spiral horns, similar in shape to a lyre musical instrument. The female does not have horns. Its hind (back) legs are longer than other antelope legs. It is adapted to long-distance running. It has large ears with black markings.
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The California Sea Lion (Zalophus californianus) is an aquatic marine (saltwater) mammal in the Pinnipedia Clade and Otariidae family of sea lions and fur seals. It is an otariid or otary – a seal with external ear flaps – and a pinniped – fin footed.
The California Sea Lion has light to brown or black fur, although the female can have light grey or silver fur after moulting. It does not have a mane of hair on its back, like other sea lions. It has a sleek, slender build with a thick neck, broad chest, broad shoulders, and a long, protruding face and nose. It has white whiskers on its chin called vibrissae. It has small external ears on the sides of its face.
It has flippers for swimming. Its movement in water is called aquatic locomotion. Its body is streamlined with oily fur for swimming fast underwater. It has a flexible spine (backbone). On land, it walks on its foreflippers (front flippers). Its fatty body, which keeps it warm and buoyant, is called blubber.
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The Buru Babirusa (Babyrousa babyrussa) is a wild pig in the swine family. It is also known as the Hairy Babirusa, the Golden Babirusa, the Deer-Pig, and the Moluccan Babirusa.
The Buru Babirusa looks like a pig with golden-brown hair. The male has prominent upward, in-curving canine tusks. The tusks curve over its face and towards its forehead. Both the male and female have lower canines, which grow upwards, but the female has smaller canine teeth than the male.
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The Wolverine (Gulo gulo) is a carnivorous mammal in the Mustelidae family It is a mustelid. Gulomeans ‘glutton’ in Latin. It is also known as the Glutton, Carajou, Skunk Bear, or Quickhatch. It is not a wolf and it is not a skunk and it is not a bear. It is closely related to the Weasel.
The Wolverine looks like a small bear. It is stocky and muscular, with thick, oily blackish-grey fur that is naturally frost resistant (hydrophobic). Its face has a light-silver mask. It has small eyes, and short, rounded ears. It has short legs and wide paws that act like snow-shoes. It has sharp claws. Its tail is bushy.
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The Black Crested Mangabey Monkey (Lophocebus aterrimus) is a primate monkey and a mammal in the Cercopithecidae family.
The Black Crested Mangabey has black fur with a black crest on the top of its head. Its face is greyish black with a furrowed brow, whiskers, and orange-brown eyes. It has a dark nose and dark ears. It has a long tail.
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What are the similarities and differences between the Asian Black Bear (Ursus thibetanus) and the European Brown Bear (Ursus arctos arctos)?
The Asian Black Bear has silky black fur and the European Brown Bear has dense brown fur.
The Asian Black Bear is arboreal (living in trees) and the European Black Bear is terrestrial (living on the ground).
The Asian Black Bear is lighter and thinner than the European Brown Bear.
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The Asian Black Bear (Ursus thibetanus) is a medium-sized mammal. It is also known as the Asiatic Black Bear, Moon Bear, and White-Chested Bear. It is closely related to the American Black Bear.
The Asian Black Bear is stocky and muscular with black, silky fur. It has a light brown nose and a distinct white patch on its chest. It has bell-shaped ears, which stick out sideways from its head. It has powerful jaws. Its heel pads are large, and it has long, hooked claws for climbing and digging. It has dark eyes, but its eyesight is poor.
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The Mesopotamian Fallow Deer (Dama mesopotamica) is an ungulate (hoofed), ruminant mammal in the Cervidae family. It is also known as the Persian Fallow Deer.
The Mesopotamian Fallow Deer is grey-brown to reddish-brown. The male has a short neck mane. The male has antlers, made from bone and covered with velvet. It is an even-toed ungulate with two toes on each hoof, like camels, goats, and cattle.
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The Iberian Wolf (Canis lupus signatus) is a subspecies of the Grey Wolf, a canid or canine mammal. It is also known as the Spanish Wolf.
The Iberian Wolf is dog-like with thick, grey fur and a white stroke on its cheek that joins its white throat. It has white marks on its upper lips. It has a triangular-shaped face with a wide forehead, medium-sized ears, and dark orange-brown eyes. It has a reddish snout (nose). Its tail is long with dark markings. It also has dark markings on its front legs (signatus means ‘marked’). It has orange-brown eyes.
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