Dubu

Kuhusu makundinyota tazama Dubu Mkubwa na Dubu Mdogo

Dubu (kutoka Kiarabu  الدب  al-dubb , jina la kisayansi ni Ursidae, ing. bears) ni wanyama wakubwa wenye manyoya mengi.

Dubu wengi hupenda uoto wa asili kama makazi yao makuu kuwapa chakula chao kama asali na matunda.

Mwainisho 
 Familia Ursidae
Nusufamilia Ailuropodinae
 †Ailurarctos
 †Ailurarctos lufengensis
 †Ailurarctos yuanmouenensis
 Ailuropoda (pandas)
 †Ailuropoda baconi
 †Ailuropoda fovealis
 Panda Mkubwa, Ailuropoda melanoleuca (Giant Panda)
 Panda Mkubwa, Ailuropoda melanoleuca melanoleuca  (Giant Panda)
 Panda wa Qinling, Ailuropoda melanoleuca qinlingensis, (Qinling Panda)
 †Ailuropoda microta
 †Ailuropoda wulingshanensis
 Nusufamilia Tremarctinae
 Tremarctos (Dubu-miwani)
 Dubu-miwani, Tremarctos ornatus, (Spectacled Bear)
 †Tremarctos floridanus
 †Arctodus
 †Arctodus simus
 †Arctodus pristinus
 †Arctotherium
 †Arctotherium angustidens
 †Arctotherium bonariense
 †Arctotherium brasilense
 †Arctotherium latidens
 †Arctotherium tarijense
 †Arctotherium vetustum
 †Arctotherium wingei
 †Plionarctos
 †Plionarctos edensis
 †Plionarctos harroldorum
 Nusufamilia Ursinae
 †Agriotherium
 †Agriotherium inexpetans
 †Agriotherium schneideri
 †Agriotherium sivalensis
 Helarctos
 Dubu-jua, Helarctos malayanus (Sun Bear)
 Helarctos malayanus malayanus
 Dubu-jua wa Borneo, Helarctos malayanus euryspilus, (Borneo Sun Bear)
 †Indarctos
 †Indarctos anthraciti
 †Indarctos arctoides
 †Indarctos atticus
 †Indarctos nevadensis
 †Indarctos oregonensis
 †Indarctos salmontanus
 †Indarctos vireti
 †Indarctos zdanskyi
 Melursus
 Dubu-mvivu, Melursus ursinus, (Sloth bear)
 Dubu-mvivu wa Sri Lanka, Melursus ursinus inornatus (Sri Lankan Sloth Bear)
 Dubu-mvivu wa Uhindi, Melursus ursinus ursinus (Indian Sloth Bear)
 †Ursavus
 †Ursavus brevirhinus
 †Ursavus depereti
 †Ursavus elmensis
 †Ursavus pawniensis
 †Ursavus primaevus
 Ursus
 †Ursus abstrusus
 Dubu Mweusi wa Amerika, Ursus americanus (American Black Bear)
 Dubu Mweusi wa Olimpo Ursus americanus altifrontalis, (Olympic black bear)
 Dubu Mweusi wa Mexiko Mpya, Ursus americanus amblyceps, (New Mexico black bear)
 Dubu Mweusi wa Mashariki, Ursus americanus americanus, (Eastern Black Bear)
 Dubu Mweusi wa Kalifornia, Ursus americanus californiensis, (California Black Bear)
 Dubu Mweusi wa Malkia Charlotte, Ursus americanus carlottae, (Queen Charlotte Black Bear)
 Dubu-dalasini, Ursus americanus cinnamomum (Cinnamon Bear)
 Dubu Mlima-Barafu, Ursus americanus emmonsii, (Glacier bear)
 Dubu Mweusi wa Mexiko, Ursus americanus eremicus (Mexican black bear)
 Dubu Mweusi wa Florida, Ursus americanus floridanus (Florida Black Bear)
 Dubu Mweusi wa Newfoundland, Ursus americanus hamiltoni, (Newfoundland Black Bear)
 Dubu Mweupe, Ursus americanus kermodei (Kermode bear)
 Dubu Mweusi wa Lousiana, Ursus americanus luteolus (Louisiana Black Bear)
 Dubu Mweusi wa Mexiko wa Magharibi, Ursus americanus machetes (West Mexico black bear)
 Dubu Mweusi wa Kenai, Ursus americanus perniger (Kenai black bear)
 Dubu Mweusi wa Dall, Ursus americanus pugnax (Dall black bear)
 Dubu Mweusi wa Vancouver, Ursus americanus vancouveri  (Vancouver Island black bear)
 Dubu Kahawia, Ursus arctos, (Brown Bear)
 Dubu Kahawia wa Ulaya, Ursus arctos arctos (Eurasian Brown Bear)
 Ursus arctos alascensis
 Dubu Kahawia wa Kamchatka, Ursus arctos beringianus (Kamchatka Brown Bear)
 †Dubu Dhahabu wa Kalifornia, Ursus arctos californicus (California Golden Bear)
 †Dubu wa Atlas, Ursus arctos crowtheri (Atlas Bear)
 †Ursus arctos dalli
 Dubu wa Gobi, Ursus arctos gobiensis (Gobi Bear)
 Dubu Kijivu, Ursus arctos horribilis (Grizzly Bear)
 Dubu Mwekundu wa Himalaya, Ursus arctos isabellinus (Himalayan Red Bear)
 Dubu Kahawia wa Ussuri, Ursus arctos lasiotus (Ussuri Brown Bear)
 Dubu wa Alaska, Ursus arctos middendorffi (Kodiak Bear)
 †Dubu Kijivu wa Mexiko, Ursus arctos nelsoni (Mexican Grizzly Bear)
 Dubu wa Bergman, Ursus arctos piscator, (Bergman's bear)
 Dubu Buluu wa Himalaya, Ursus arctos pruinosus  (Himalayan Blue Bear)
 Ursus arctos sitkensis
 Dubu wa Syria, Ursus arctos syriacus (Syrian Bear)
 †Ursus deningeri
 †Ursus etruscus
 †Ursus minimus
 Dubu Barafu, Ursus maritimus, (Polar Bear)
 Ursus maritimus maritimus
 †Ursus maritimus tyrannus
 †Ursus rossicus
 †Ursus sackdillingensis
 †Dubu wa Pango, Ursus spelaeus (Cave Bear)
 Dubu Doa-mwezi, Ursus thibetanus (Moon Bear)
Dubu Mweusi wa Formosa, Ursus thibetanus formosanus (Formosan Black Bear)
 Ursus thibetanus gedrosianus
 Ursus thibetanus japonicus
 Ursus thibetanus lanigero
 Ursus thibetanus mupinensis
 Ursus thibetanus thibetanus
 Ursus thibetanus ussuric
 †Kolponomos clallamensis

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