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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 ]
The southern African spiny mouse (Acomys spinosissimus) is a species of rodent in the family Muridae. [2] It is found in Botswana, Democratic Republic of the Congo, Malawi, Mozambique, South Africa, Tanzania, Zambia, and Zimbabwe. Its natural habitats are moist savanna and rocky areas.
The fur on its back is tawny, each hair being grey at the base with a rufous sub-terminal band and a grey tip. It takes its name from a line of spiny hairs on the posterior part of the back, in older mice the spiny hairs spread forwards along the back towards the head. The ventral fur is white and separated clearly from the flanks.
The Cairo spiny mouse grows to a head and body length of about 3.75 to 5 in (95 to 127 mm) with a tail of much the same length. Adults weigh between 1.5 and 3 oz (43 and 85 g). The colour of the Cairo spiny mouse is sandy-brown or greyish-brown above and whitish beneath. A line of spine-like bristles run along the ridge of the back.
Percival's spiny mouse (Acomys percivali) is a species of rodent in the family Muridae. [2] It is found in Kenya , Somalia , South Sudan , and Uganda . Its natural habitats are dry savanna , subtropical or tropical dry shrubland , and rocky areas.
An "amphibious mouse" with partially webbed feet that eats aquatic insects was among 27 new species discovered during a 2022 expedition to Peru's Amazon, according to Conservation International.
Unlike other species in the genus, the fiery spiny mouse does not lose its bare, scaled tail as easily. The fiery spiny mouse varies in color from a deep brown to a reddish mixed with some black on its back while the belly is white. The dorsal surface color has also been described as being orange in color. [4] It has medium-sized ears and black ...
Golden Spiny Mouse from Saudi Arabia, Arabian Peninsula The most frequently studied aspect of Acomys russatus is its apparent ability to switch from nocturnal to diurnal activity patterns. Specifically, it is naturally nocturnal, but will become diurnal when sharing a habitat with its congener , another spiny mouse species, Acomys cahirinus .