Spiny Anteater — Echidna also known as “spiny anteater”, is a mammal belonging to the Tachyglossidae family of the monotremes. It is the only surviving member of its genus in the latter order, together with the platypus. There are four species, living in New Guinea and Australia. The echidna is named after a monster in ancient Greek mythology. Echidnas are …

Solenodon — Solenodons are nocturnal, burrowing, insectivorous mammals belonging to the family Solenodontidae. Only one genus, Solenodon, is known, although a few other genera were erected at one time and are now regarded as junior synonyms. The Solenodontidae family is interesting to phylogenetics researchers due to its retention of primitive mammal characteristics; their species resemble very closely those that lived …

Sloth — The living sloths are a mere 6 species of medium-sized mammals that live in Central and South America belonging to the families Megalonychidae and Bradypodidae, part of the order Pilosa. Most scientists call the sloth suborder Folivora, while some call it Phyllophaga. Both names mean “leaf-eaters”, the first is Latin-, the second Ancient Greek-based. This article mainly deals …

Skunk — Skunks are mammals, usually with black-and-white fur, that are best known for their ability to excrete a strong, foul-smelling odor. They belong to the family Mephitidae and to the order Carnivora. There are 11 species of skunks, which are divided into four genera: Mephitis (hooded and striped skunks, two species), Spilogale (spotted skunks, two species), Mydaus (stink badgers, …

Siamang — The Siamang (Symphalangus syndactylus) is a tailless, arboreal, black furred gibbon native to the forests of Malaysia, Thailand, and Sumatra. The largest of the lesser apes, the siamang can be twice the size of other gibbons, reaching 1 m in height, and weighing up to 23 kg. The Siamang is the only species in the genus Symphalangus. The …

Shrew — Shrews are small, superficially mouse-like mammals of the family Soricidae. Although their external appearance is generally that of a long-nosed mouse, the shrews are not rodents and not closely related: the shrew family is part of the order Soricomorpha. Shrews have feet with five clawed toes, unlike rodents, which have four. Shrews are also not to be confused …

Sewellel — The Mountain Beaver (Aplodontia rufa) is a primitive rodent unrelated to beavers and not usually found in mountainous areas. It has several common names including Aplodontia, Boomer, Ground Bear, and Giant Mole. The name Sewellel Beaver comes from sewellel or suwellel, the Chinookan term for a cloak made from its pelts. This species is the only living member …

Seal — The true seals are a diverse and widely distributed group of mostly marine, aquatic mammals. They are also called the earless seals because they lack external ears, having only a tiny, wrinkled ear opening on each side of the head. The true seals, family Phocidae, are classified with the eared seals (sea lions and fur seals), family Otariidae, …

Sable — The sable (Martes zibellina) is a small mammal, closely akin to the marten, living in southern Russia near the Ural Mountains through Siberia and Mongolia to Hokkaidō in Japan. Its range in the wild originally extended through European Russia to Poland and Scandinavia. It has achieved fame for its fur, which is integrated into various clothes fashions (for …

Sea Otter — The sea otter (Enhydra lutris) is a marine mammal native to the coasts of the North Pacific, from northern Japan, the Kuril Islands and Kamchatka east across the Aleutian Islands and along the North American coast to Mexico. Adult sea otters typically weigh between 14 and 45 kg, making them the heaviest members of the weasel family, …