Grant's golden mole (''Eremitalpa granti''; colloquially also: ''dune shark'') is a
golden mole
Golden moles are small insectivorous burrowing mammals endemic to Sub-Saharan Africa. They comprise the family Chrysochloridae and as such they are taxonomically distinct from the true moles, family Talpidae, and other mole-like families, all o ...
species. It is the
only member of the
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...
''Eremitalpa''.
Attributes
Like all other golden moles, the build of these animals is similar to the
mole
Mole (or Molé) may refer to:
Animals
* Mole (animal) or "true mole", mammals in the family Talpidae, found in Eurasia and North America
* Golden moles, southern African mammals in the family Chrysochloridae, similar to but unrelated to Talpida ...
s, though they are not closely related, and are adapted to a life of digging. The front extremities are remodeled to digging claws; in contrast to most other species of its family, they have three claws each. The tail is physically not visible, there are no auricles, the eyes are covered with fur, and the mouth is bearing a leather-like pad, which also serves for digging.
Grant's golden moles have long silky fur, which is colored gray on cubs and sandy on older animals. With a length of 7.5 to 9 cm and a weight of 15 to 25 g it is the smallest member of its species.
Geographical distribution and habitat
Grant's golden mole lives on the western coast of
South Africa
South Africa, officially the Republic of South Africa (RSA), is the southernmost country in Africa. It is bounded to the south by of coastline that stretch along the South Atlantic and Indian Oceans; to the north by the neighbouring countri ...
and in south western
Namibia
Namibia (, ), officially the Republic of Namibia, is a country in Southern Africa. Its western border is the Atlantic Ocean. It shares land borders with Zambia and Angola to the north, Botswana to the east and South Africa to the south and ea ...
.
Its natural habitat is dry areas, mostly sandy deserts.
Diet and social behaviour
In contrast to many other golden moles, Grant's golden mole rarely builds lasting tunnels. It "swims" through the sand just under or on the surface while searching for food. It is mainly a
nocturnal animal
Nocturnality is an animal behavior characterized by being active during the night and sleeping during the day. The common adjective is "nocturnal", versus diurnal meaning the opposite.
Nocturnal creatures generally have highly developed sens ...
, resting by day in small caves beneath sheltering plants.
It is a
solitary
Solitary is the state of being alone or in solitude. The term may refer to:
* shortened form of solitary confinement
* Solitary animal, an animal that does not live with others in its species
* Solitary but social, a type of social organization in ...
animal, with stomping grounds averaging 4.6
ha. When foraging at night, the animal will alternate between moving over the surface sand, dipping its head into the substrate (detecting low frequency vibrations through the ground), and "swimming" through the sand.
Besides
termite
Termites are small insects that live in colonies and have distinct castes (eusocial) and feed on wood or other dead plant matter. Termites comprise the infraorder Isoptera, or alternatively the epifamily Termitoidae, within the order Blattode ...
s (which constitute the majority of its food) and other
invertebrate
Invertebrates are a paraphyletic group of animals that neither possess nor develop a vertebral column (commonly known as a ''backbone'' or ''spine''), derived from the notochord. This is a grouping including all animals apart from the chordate ...
s, its diet consists of
reptile
Reptiles, as most commonly defined are the animals in the class Reptilia ( ), a paraphyletic grouping comprising all sauropsids except birds. Living reptiles comprise turtles, crocodilians, squamates (lizards and snakes) and rhynchocephalians ( ...
s such as
skink
Skinks are lizards belonging to the family Scincidae, a family in the infraorder Scincomorpha. With more than 1,500 described species across 100 different taxonomic genera, the family Scincidae is one of the most diverse families of lizards. Ski ...
s.
References
* Ronald M. Nowak: ''Walker's Mammals of the World''. The Johns Hopkins University Press, Baltimore 1999, .
External links
Grant's golden moles at Afrotheria Specialist Group, with pictures and link to maps of habitats
{{Taxonbar, from1=Q965668, from2=Q19816337
Afrosoricida
Myrmecophagous mammals
Mammals of Namibia
Mammals of South Africa
Least concern biota of Africa
Mammals described in 1907