PACA, the Brazilian name for a large, heavily-built, shorttailed rodent mammal, easily recognized by its spotted fur.
COYPU, the native name of a large South American aquatic rodent mammal, known very generally among European residents in the country as nutria (the Spanish word for otter) and scientifically as Myocastor (or Myopotamus) coypu.
LEMMING, the native name of a small Scandinavian rodent mammal Lemmus norvegicus (or L.
Those of any other burrowing mammal, the retina being reduced to a mass of simple cells, and the cornea and sclerotic ("white") to a pearshaped fibrous capsule enclosing a ball of pigment.
The common use of the word animal as the equivalent of mammal, as opposed to bird or reptile or fish, is erroneous.
The only mammal actually associated with the plants appears to be a species of tapir, a genus which in Europe seems to be characteristically Miocene and Older Pliocene.
Many a large mammal coming to drink at its accustomed place is dragged into the water by the lurking monster.
The ornithology of northern Asia is even more closely allied to that of Europe than the mammal fauna.
CHINCHILLA, a small grey hopping rodent mammal (Chinchilla lanigera), of the approximate size of a squirrel, inhabiting the eastern slopes of the Andes in Chile and Bolivia, at altitudes between 8000 and 12,000 ft.
The effects of a bite by a poisonous snake upon a small mammal or bird are almost instantaneous, preventing its escape; and the snake swallows its victim at its leisure, sometimes hours after it has been killed.
I think she will laugh when I tell her she is a vertebrate, a mammal, a quadruped; and I shall be very sorry to tell her that she belongs to the order Carnivora.
Perhaps the most interesting mammal of Brazil is the manati, or sea-cow (Manatus americanus), which inhabits the lower Amazon and sometimes reaches a length of 15 to 20 ft.
MEGATHERIUM (properly Megalotherium), a huge extinct edentate mammal from the Pleistocene deposits of Buenos Aires, typifying the family Megatheriidae (or Megalotheriidae), and by far the largest representative of the Edentata.
"doze"), the name of a small British rodent mammal having the general appearance of a squirrel.
OCTODON, the generic name for a small South American rodent mammal (Octodon degus) locally known as the degu.
MUSK-RAT, or Musquash, the name of a large North American rat-like rodent mammal, technically known as Fiber zibethicus, and belonging to the mouse-tribe (Muridae).
HAMSTER, a European mammal of the order Rodentia, scientifically known as Cricetus frumentarius (or C. cicetus), and belonging to the mouse tribe, Muridae, in which it typifies the sub-family Cricetinae.
The third or last molar tooth of both jaws is of great size, and presents a structure at first sight unlike that of any other mammal, being composed of numerous (22-25) parallel cylinders or columns, each with pulp-cavity, dentine and enamel-covering, and packed together with cement.
DINOTHERIUM, an extinct mammal, fossil remains of which occur in the Miocene beds of France, Germany, Greece and Northern India.
OKAPI, the native name of an African ruminant mammal (Ocapia johnstoni), belonging to the Giraffidae, or giraffe-family, but distinguished from giraffes by its shorter limbs and neck, the absence of horns in the females, and its very remarkable type of colouring.
MARMOT, the vernacular name of a large, thickly built, burrowing Alpine rodent mammal, allied to the squirrels, and typifying the genus Arctomys, of which there are numerous species ranging from the Alps through Asia north of (but including the inner ranges of) the Himalaya, and recurring in North America.
JERBOA, properly the name of an Arabian and North African jumping rodent mammal, Jaculus aegyptius (also known as Jaculus, or Dipus, jaculus) typifying the family Jaculidae (or Dipodidae), but in a wider sense applied to most of the representatives of that family, which are widely distributed over the desert and semi-desert tracts of the Old World, although unknown in Africa south of the Sahara.
The class-name (modified by the French into Mammiferes, and replaced in German by the practically equivalent term Sugethiere) has been anglicized into " Mammals " (mammal, in the singular).
The latter dictum must not, however, be pushed to an extreme, since the African elephant, which is the largest living land mammal, attaining in exceptional cases a height approaching 12 ft., was largely exceeded in this respect by an extinct Indian species, whose height has been estimated at between 15 and 16 ft.
Possibly mammalian remains also occur in the antecedent Triassic epoch, some palaeontologists regarding the South African Tritylodon as a mammal, while others consider that it was probably a reptile.
The mammal fauna of the Indian region of Asia is much more highly developed than that of the Palaearctic. The Quadrumana are represented by several peculiar genera, amongst which are Semnopithecus, Hylobates and Simia.
VISCACHA, or BISCACHA, a large South American burrowing rodent mammal belonging to the family Chinchillidae and commonly known as Lagostomus trichodactylus, although some writers prefer the name Viscacia.
These include Protozoa, three sponges, Vermes, twenty-five Molluscs, numerous Amphipods, fishes of the genera Gobius, Benthophilus and Cobitis, and one mammal (Phoca caspia).
The main point of interest connected with the dingo relates to its origin; that is to say, whether it is a member of the indigenous Australian fauna (among which it is the only large placental mammal), or whether it has been introduced into the country by man.
DOLPHIN, a name properly belonging to the common cetacean mammal known as Delphinus delphis, but also applied to a number of more or less nearly allied species.
In mammals, such as dolphins and some armadillos, which have a large series of similar teeth, not always constant in number in different individuals, there may indeed be differences in the two sides; but, apart from these in describing the dentition of any mammal, it is generally sufficient to give the number and characters of the teeth of one side only.
Rat, &c.), probably in its original sense the designation of the British rodent mammal commonly known as the black rat (Mus rattus), but also applied indifferently to the brown or Norway rat (M.
In the eastern part of the country the rhinoceros is met with, and the rivers swarm with crocodiles and with a curious mammal called the ayu, bearing some resemblance to the seal.
Mesohippus and Miohippus are connected with the earliest and most primitive mammal which it is possible to include in the family Equidae by means of Epihippus of the Uinta or Upper Eocene of North America, and Pachynolophus, or Orohippus, of the Middle and Lower Eocene of both halves of the northern hemisphere.
CAPYBARA, or Carpincho (Hydrochaerus capybara), the largest living rodent mammal, characterized by its moderately long limbs, partially-webbed toes, of which there are four in front and three behind, hoof-like nails, sparse hair, short ears, cleft upper lip and the absence of a tail.
Under the influence of exposure to intense cold a small mammal has been observed to turn white in a single night, just as the human hair has been known to blanch suddenly under the influence of intense emotion, and in both cases extreme activity of the phagocytes is apparently the inducing cause.
Binomial name Equus caballus Linnaeus, 1758 The horse (Equus caballus, sometimes seen as a subspecies of the Wild Horse, Equus ferus caballus) is a large odd-toed ungulate mammal, one of ten modern species of the genus Equus.
Ecureuil), properly the name of the wellknown red, bushy-tailed British arboreal mammal, Sciurus vulgaris, typifying the genus Sciurus and the family Sciuridae, but in a wider sense embracing all the rodents included in this and a few nearly allied genera.
The final stage, or rather the initial stage, in the series is presented by Hyracotherium (Protorohippus), a mammal no larger than a fox, common to the Lower Eocene of Europe and North America.
AARD-WOLF (earth-wolf), a South and East African carnivorous mammal (Proteles cristatus), in general appearance like a small striped hyena, but with a more pointed muzzle, sharper ears, and a long erectile mane down the middle line of the neck and back.
ARSINOITHERIUM (so called from the Egyptian queen Arsinoe), a gigantic horned mammal from the Middle Eocene beds of the Fayum, Egypt, representing a sub-order of Ungulata, called Barypoda.
In mammals Sir William Flower pointed out that a generalized type of liver exists, from which that of any mammal may be derived by suppression or fusion of lobes.