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The eastern spiny mouse is a small rodent with a head-and-body length of up to 17.5 cm (7 in) and a tail of up to 12.5 cm (5 in), and a maximum weight of about 90 g (3.2 oz). The fur feels coarse when rubbed against the lie of the hairs, each individual hair being dark tan with a greyish tip.
The term spiny mouse refers to any species of rodent within the genus Acomys. [1] Similar in appearance to mice of the genus Mus , spiny mice are small mammals with bare tails which contain osteoderms , a rare feature in mammals. [ 2 ]
There is a positive relationship between mass at birth and length of gestation in eutherian mammals. [17] Larger mammals are more likely to produce a well-developed neonate than small mammals.
Indian porcupine Caucasian squirrel Greater Egyptian jerboa Palestine mole rat Sand rat Drawing of a short-tailed bandicoot rat Eastern spiny mouse. Rodents make up the largest order of mammals, with over 40% of mammalian species. They have two incisors in the upper and lower jaw which grow continually and must be kept short by gnawing.
The suborder Myomorpha contains 1,524 species of mouse-like rodents, [1] nearly a quarter of all mammal species. Included are mice , rats , gerbils , hamsters , lemmings , and voles . They are grouped according to the structure of their jaws and molar teeth .
The subfamily Deomyinae consists of four genera of mouse-like rodents that were previously placed in the subfamilies Murinae and Dendromurinae. [1] [2] They are sometimes called the Acomyinae, particularly in references that antedate the discovery that the link rat, Deomys ferugineus, is part of the clade.
Western Saharan spiny mouse; Cairo spiny mouse; Gray spiny mouse; Eastern spiny mouse; Fiery spiny mouse; Johan's spiny mouse; Kemp's spiny mouse; Louise's spiny mouse; Mullah spiny mouse; Percival's spiny mouse; Golden spiny mouse; Seurat's spiny mouse; Southern African spiny mouse; Cape spiny mouse; Wilson's spiny mouse; Bocage's rock rat ...
Heteromys is a genus of rodents in the family Heteromyidae, [1] commonly known as spiny pocket mice.It is the only extant genus in the subfamily Heteromyinae which also includes the extinct genera Diprionomys and Metaliomys. [2]