Invasive Species Compendium

Detailed coverage of invasive species threatening livelihoods and the environment worldwide


Ursus arctos



Ursus arctos


  • Last modified
  • 29 March 2018
  • Datasheet Type(s)
  • Natural Enemy
  • Host Animal
  • Preferred Scientific Name
  • Ursus arctos
  • Taxonomic Tree
  • Domain: Eukaryota
  •   Kingdom: Metazoa
  •     Phylum: Chordata
  •       Subphylum: Vertebrata
  •         Class: Mammalia
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Preferred Scientific Name

  • Ursus arctos

International Common Names

  • English: bear, brown; brown bear; grizzly bear

Taxonomic Tree

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  • Domain: Eukaryota
  •     Kingdom: Metazoa
  •         Phylum: Chordata
  •             Subphylum: Vertebrata
  •                 Class: Mammalia
  •                     Order: Carnivora
  •                         Suborder: Fissipeda
  •                             Family: Ursidae
  •                                 Genus: Ursus
  •                                     Species: Ursus arctos

Distribution Table

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The distribution in this summary table is based on all the information available. When several references are cited, they may give conflicting information on the status. Further details may be available for individual references in the Distribution Table Details section which can be selected by going to Generate Report.

Continent/Country/RegionDistributionLast ReportedOriginFirst ReportedInvasiveReferenceNotes

North America

CanadaPresentCAB ABSTRACTS Data Mining 2001
-Northwest TerritoriesPresentCAB ABSTRACTS Data Mining 2001
USAPresentCAB ABSTRACTS Data Mining 2001
-AlaskaPresentCAB ABSTRACTS Data Mining 2001


ItalyPresentCAB ABSTRACTS Data Mining 2001
Russian FederationPresentCAB ABSTRACTS Data Mining 2001
ScandinaviaPresentCAB ABSTRACTS Data Mining 2001
SpainPresentCAB ABSTRACTS Data Mining 2001

Natural enemy of

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SpeciesStages attackedCountries where known to occurReferences
Canis latrans
Odocoileus hemionusAll Stages
Ovis aries musimonAll Stages
Tamias sibiricusAdults/Juveniles

Distribution Maps

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