Mule Deer (Odocoileus hemionus)

OTHER NAMES: Black-tailed Deer, Blacktail Deer
Latin Etymology: Odocoileus ("hollow tooth") hemionus

Yonug of Mule Deer (subspecies O. h. columbianus) at Roy's Redwoods - August 2022

Featured Subspecies: Odocoileus hemionus columbianus ("Columbian Black-tailed Deer")
Weight: 43-150kg  /  Length: 1.2-2.1cm
NO UK STATUS / IUCN Red List: Least Concern

One of the most abundant deer species of North America, the Mule Deer gets its name from it's large ostensiably mule like ears. They are found in the Western half of North America where they are found in a wide range of climates from Canada and Alaska to Mexico.

Related Species:
Order: Artiodactyla
Family: Cervidae
Genus: Odocoileus
SUBSPECIES: O. h. californicus, O. h. cerrosensis, O. h. eremicus, O. h. fuliginatus, O. h. hemonious, O. h. inyoensis, O. h. peninsulae, O. h. sheldoni, O. h. columbianus, O. h. sitkensis

 - Sighting Locations -

UNITED STATES 
Found over the majority of the Western half of the Lower 48, and pockets of Alaska. Introduced in Hawai'i
 - CALIFORNIA 2022 TRIP: Seen at Roy's Redwoods, 

Further Notes: BirdForum Opus, IUCN Red List, RSPB, Wikipedia, Xeno-canto

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White-tailed Deer (Odocoileus virginianus)

OTHER NAMES: Whitetail, Virginia Deer
Latin Etymology:  Odocoileus ("hollow tooth") virginianus ("of Virginia")

Adult female White-tailed Deer (Odocoileus virginianus) at Buffalo Creek State Park, Minnesota - July 2024

Featured Subspecies: Odocoileus virginianus dacotensis
Weight: 40-180kg  /  Length: 95-220cm
NO UK STATUS / IUCN Red List: Least Concern

A large deer species with a considerable range across North, Central and South America. They have benefitted from anthropogenic changes as the openness of agricultural areas suits them more than naturally occuring conifer forests and their range has pushed northwards. 

Related Species:
Order: Artiodactyla
Family: Cervidae
Genus: Odocoileus
SUBSPECIES: O. v. acapulcensis, O. v. borealis, O. v. carminis, O. v. chiriquensis,O. v. clavium, O. v. couesi, O. v. dacotensis, O. v. hiltonensis, O. v. leucurus, O. v. macrourus, O. v. mcilhennyi, O. v. mexicanus, O. v. miquihuanensis, O. v. nelsoni, O. v. nemoralis, O. v. nigribarbis,  O. v. oaxacensis, O. v. ochrourus, O. v. osceola, O. v. rothschildi, O. v. seminolus, O. v. sinaloae, O. v. taurinsulae, O. v. texanus, O. v. thomasi, O. v. toltecu, O. v. venatorius, O. v. veraecrucis, O. v. virginianus, O. v. yucatanesis, O. v. cariacou, O. v. curassavicus, O. v. goudotii, O. v. gymnotis, O. v. maragaritae, O. v. nemolaris, O. v. puruvianus, O. v. tropicalis, O. v. ustus

 - Sighting Locations -

UNITED STATES - Found throughout most of the Lower 48 except the Great Basin and 
 - CHICAGO TO ALASKA ROADTRIP 2024: Minnesota and North Dakota

 Further Notes: BirdForum Opus, IUCN Red List, RSPB, Wikipedia, Xeno-canto

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