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| Crocidura sicula | |
|---|---|
| Name | Sicilian Shrew |
| Status | LC |
| Status system | IUCN3.1 |
| Genus | Crocidura |
| Species | sicula |
| Authority | Miller, 1900 |
Crocidura sicula is a small insectivorous mammal endemic to the central Mediterranean region. It is a member of the family Soricidae first described in 1900 and is notable for its restricted island distributions and ecological role in agroecosystems. The species has attracted attention from zoologists, conservationists, and biogeographers studying endemism across islands such as Sicily and the Aeolian archipelago.
Crocidura sicula was described by Gerrit S. Miller in 1900 during a period of active faunal cataloguing that involved institutions such as the Smithsonian Institution and the British Museum (Natural History). Subsequent morphological and molecular studies have engaged researchers affiliated with the University of Palermo, the Italian National Research Council, and teams collaborating with laboratories at the Natural History Museum, London and the Museo Civico di Storia Naturale di Milano. Its placement within the genus Crocidura reflects revisions influenced by comparative analyses using collections from the Zoological Museum of Naples, the American Museum of Natural History, and the Muséum national d'Histoire naturelle. The specific epithet "sicula" references the island of Sicily, the type locality and a key area for Mediterranean biogeographic research involving scholars of the Palearctic realm and the Mediterranean Basin Biodiversity Hotspot.
Adults of this species are small, with pelage and morphological traits that have been documented in anatomical surveys at institutions including the University of Florence and the University of Rome La Sapienza. Comparative morphometrics have been presented alongside specimens from the Museum of Comparative Zoology and the Naturhistorisches Museum Wien. Descriptions note a pointed rostrum, small eyes, and dense fur, traits shared with congeners studied in systematic monographs produced by the Zoological Society of London. Skull and dental characters used for identification have been detailed in papers published by researchers affiliated with the University of Barcelona, the University of Naples Federico II, and the National Museum of Natural History, France.
Crocidura sicula occurs primarily on Sicily and several islands of the Aeolian Islands and has been recorded in surveys coordinated with regional authorities such as the Sicilian Region and conservation groups like Legambiente. Fieldwork teams from the University of Catania and the Istituto Superiore per la Protezione e la Ricerca Ambientale have mapped its presence in Mediterranean maquis, agricultural mosaics, and disturbed scrublands. Island biogeography studies drawing on data from the Eolian Islands National Park and collaborations with the European Commission research programs have examined its distribution relative to sea-level changes and human colonization events tied to the history of Phoenician colonies, Greek colonization, and Roman Sicily.
Ecological studies conducted by researchers from the University of Palermo and international teams at the University of Basel and University of Oxford explore its role as an insectivore in trophic networks that include arthropod assemblages surveyed with methods standardized by the International Union for Conservation of Nature. Diet analyses reference prey groups also studied by entomologists at the Natural History Museum of Vienna and the Royal Entomological Society. Activity patterns have been recorded using live trapping protocols established in protocols shared with the Institute of Zoology, Chinese Academy of Sciences and comparative behavioral work from the Max Planck Institute for Ornithology. Habitat use intersects with agricultural landscapes managed under frameworks administered by the European Union and agencies such as the Food and Agriculture Organization.
Reproductive biology has been documented in field reports produced by the Italian Society of Mammalogy and in theses from the University of Messina and the University of Palermo. Litter sizes, breeding seasons, and juvenile development have been characterized in population studies comparable to those conducted on Mediterranean small mammals at the University of Barcelona and the University of Seville. Life-history parameters are discussed alongside demographic studies from the Istituto Italiano di Idrobiologia and comparative analyses in the context of island endemics examined by the Royal Society and the European Mammal Biology Association.
The species is assessed as Least Concern by the IUCN Red List but faces island-specific pressures documented in reports by WWF Mediterranean partners and the Global Invasive Species Programme. Threats include habitat alteration from tourism development overseen by regional planning bodies, agricultural intensification guided by policies of the European Commission and the Common Agricultural Policy, and competition or predation linked to introduced taxa monitored by the Convention on Biological Diversity. Conservation measures have been proposed in management plans prepared with input from the Italian Ministry for the Environment and regional protected area authorities such as those managing the Aeolian Islands Marine Protected Area.
Human-shrew interactions are framed by the long history of human habitation in Sicily, including eras studied by historians focusing on Greek-Siceliote history, Norman Sicily, and the Kingdom of the Two Sicilies. Local naturalists and museums such as the Museo Archeologico Regionale di Palermo and academic outreach programs at the University of Palermo engage the public on island biodiversity, often referencing small endemic mammals in educational exhibits curated with assistance from organizations like IUCN and UNESCO for Mediterranean heritage initiatives. Citizen science projects supported by NGOs including Legambiente and university volunteer programs contribute occurrence records used in conservation planning by regional governments.
Category:Endemic fauna of Sicily Category:Soricidae