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Cave bear - Quiz
Contributed by: Webb
  • 1. Which species is considered an ancestor to both the cave bear and the brown bear?
A) Ursus etruscus
B) Ursus deningeri
C) Ursus arctos
D) Ursus spelaeus
  • 2. When did the ancestors of cave bears and brown bears diverge?
A) 1.2–1.5 million years ago
B) 2.5–3 million years ago
C) 42,000–44,000 years ago
D) 130,000–115,000 years ago
  • 3. What is another name for Ursus deningeri?
A) Cave bear
B) Spelaeus bear
C) Deninger's bear
D) Etruscan bear
  • 4. When does Ursus deningeri first appear in the fossil record?
A) 40,000 years ago
B) 1.2–0.8 million years ago
C) 130,000–115,000 years ago
D) 2–3 million years ago
  • 5. What is the geographic range of Ursus deningeri remains?
A) Only in South America
B) Only in North America
C) Only in Africa
D) From Europe to China
  • 6. What is the proposed transition period between Ursus deningeri and Ursus spelaeus?
A) The Early Pleistocene
B) The Last Interglacial
C) The Middle Pliocene
D) The Late Holocene
  • 7. What is the proposed name for an intermediate taxon between U. deningeri and U. spelaeus?
A) Ursus brownus
B) Ursus spelaeus deningeroides
C) Ursus etruscus intermedius
D) Ursus primigenius
  • 8. What physical feature of the cave bear was gradually reduced and eventually disappeared?
A) The three anterior premolars
B) The tail
C) The incisors
D) The canine teeth
  • 9. Why did the cave bear likely lose its anterior premolars?
A) Evolutionary mutation
B) Response to a largely vegetarian diet
C) Environmental cooling
D) Response to a carnivorous diet
  • 10. In what location is the third premolar still present in a fourth of the skulls found?
A) Conturines
B) China
C) Siberia
D) Europe
  • 11. What is the term for the process where the last remaining premolar conjugated with the molars?
A) Cuspidation
B) Premolar fusion
C) Dental expansion
D) Molarization
  • 12. What was the benefit of molarization for the cave bear?
A) Better hunting of prey
B) Improved mastication of tough vegetation
C) Easier bone crushing
D) Stronger jaw bone
  • 13. When did the cave bear whose nuclear DNA was sequenced in 2005 live?
A) Between 1.2 and 1.5 million years ago
B) Between 42,000 and 44,000 years ago
C) Between 115,000 and 130,000 years ago
D) Between 20,000 and 30,000 years ago
  • 14. Where was the genomic DNA for the 2005 sequencing project extracted from?
A) The skull bone
B) A piece of preserved skin
C) One of the animal's teeth
D) The femur
  • 15. How many cave bear genes were recovered in the 2005 sequencing study?
A) 10
B) 100
C) 21
D) 5
  • 16. To which modern species is the cave bear more closely related?
A) American black bear
B) Sloth bear
C) Brown bear
D) Sun bear
  • 17. The cave bear split from the brown bear lineage before which event?
A) The end of the Last Interglacial
B) The extinction of the dinosaurs
C) The diversification of eastern and western brown bear lineages
D) The appearance of Ursus etruscus
  • 18. Did the cave bear and brown bear ever hybridize?
A) Yes, a recent study showed some hybridization
B) No, they never interbred
C) Only during the Early Pleistocene
D) Only in captivity
  • 19. What was the typical diet of the cave bear compared to the brown bear?
A) Almost entirely herbivorous
B) Exclusively omnivorous
C) Almost entirely carnivorous
D) Purely insectivorous
  • 20. Who first described cave bear skeletons in 1774?
A) Johann Friedrich Esper
B) Carl Linnaeus
C) Johann Christian Rosenmüller
D) Charles Darwin
  • 21. Who gave the cave bear its binomial name?
A) Georges Cuvier
B) Johann Christian Rosenmüller
C) Johann Friedrich Esper
D) Richard Owen
  • 22. What did Johann Friedrich Esper originally think the cave bear skeletons belonged to?
A) Polar bears
B) Apes
C) Dragons
D) Unicorns
  • 23. During which era did the cave bear live?
A) Holocene
B) Pleistocene
C) Cretaceous
D) Jurassic
  • 24. In which country was the Bears' Cave where 140 skeletons were found located?
A) Austria
B) Poland
C) Germany
D) Romania
  • 25. What are Late Pleistocene cave bears often considered to be?
A) A sub-group of modern grizzly bears
B) An extinct type of primate
C) A species complex
D) A single uniform species
  • 26. Where is Ursus kudarensis primarily located?
A) Siberia
B) Central Asia
C) The Caucasus
D) Western Europe
  • 27. Why are 90% of cave bear skeletons in museums classified as male?
A) Females were more common
B) Females had no skeletons
C) Misconception about female skeletons
D) Male bones fossilized better
  • 28. How did cave bear size change during glaciations?
A) They became extinct
B) They stayed the same
C) They grew smaller
D) They grew larger
  • 29. What feature did cave bears in colder, drier climates possess?
A) Thicker fur
B) Longer teeth
C) More slender mandibles
D) Larger skulls
  • 30. What was a defining characteristic of the cave bear's forehead?
A) Flat
B) Steep
C) Concave
D) Sloped
  • 31. How did the mandibles of cave bears in warmer, wetter climates compare to those in colder climates?
A) They were identical
B) They were shorter
C) They were less slender
D) They were sharper
  • 32. What does the dental microwear of cave bears suggest about their diet?
A) Strictly carnivorous habits
B) High dietary flexibility
C) Lack of adaptation to tough foods
D) Solely fish-based nutrition
  • 33. Which plant type did cave bears primarily rely on?
A) CAM plants
B) C4 plants
C) C3 plants
D) Aquatic algae
  • 34. What suggests that cave bears might have consumed more meat before hibernation?
A) Dental microwear patterns on molars
B) The size of the skull
C) The number of preserved claws
D) Excessive body weight gain
  • 35. What was a common cause of death for cave bears?
A) Natural old age in the forest
B) Death during hibernation
C) Hunting by humans
D) Starvation during summer
  • 36. Which of these is a bone ailment observed in cave bear specimens?
A) Heart disease
B) Spinal fusion
C) Blindness
D) Muscle atrophy
  • 37. What specifically caused broken bacula in male cave bears?
A) Falls within the cave
B) Severe bone disease
C) Fighting during the breeding season
D) Attacks by cave lions
  • 38. Why did cave hyenas target cave bear carcasses?
A) They used bones for building
B) As an optimal food resource
C) They were territorial rivals
D) To clear their dens
  • 39. Where were cave bears NOT found due to extensive glaciers?
A) The Pyrenees
B) Scandinavia
C) Romania
D) The Caucasus
  • 40. What kind of terrain did cave bears prefer?
A) Coastal beaches
B) High-altitude glaciers
C) Open plains
D) Forested or forest-edged terrains
  • 41. What specific disease, other than bone ailments, have cave bears shown evidence of suffering from?
A) Pneumonia
B) Flu
C) Rabies
D) Tuberculosis
  • 42. What geological feature was commonly found in the low mountainous areas inhabited by cave bears?
A) River valleys
B) Sandy dunes
C) Volcanic vents
D) Limestone caves
  • 43. Which of these was a reported ailment found in younger cave bear specimens?
A) Broken bacula
B) Spinal fusion
C) Tooth resorption
D) Necrosis
  • 44. Who excavated the Drachenloch cave between 1917 and 1923?
A) Timothy Insoll
B) Louis Leakey
C) Emil Bächler
D) Charles Darwin
  • 45. Who questioned whether the Drachenloch finds were the result of human interaction?
A) A local historian
B) Emil Bächler
C) Timothy Insoll
D) A cave explorer
  • 46. Where was a rectangular pit containing the remains of at least twenty bears found?
A) Savona, Italy
B) Regourdou, France
C) Drachenloch, Switzerland
D) Berlin, Germany
  • 47. What was found near the remains of the bears in the Regourdou pit?
A) A collection of silver coins
B) A modern human skeleton
C) A Neanderthal burial
D) An altar for fire
  • 48. What discovery in the Basura Cave is thought to be related to cave bear worship?
A) A stone statue of a cave bear
B) A pile of bear pelts
C) A wall painting of a bear
D) A zoomorphic stalagmite surrounded by clay pellets
  • 49. In which city is the Basura Cave located?
A) Rome
B) Savona
C) Paris
D) Zurich
  • 50. In what year was the hypothesis about cave bears losing habitat to humans being researched?
A) 2015
B) 2005
C) 2019
D) 2010
  • 51. How many 'bear hollows' were found in the Chauvet Cave?
A) Around 1000
B) Around 50
C) Around 300
D) Around 15
  • 52. Which paleontologist hypothesized that cave bear populations were fragmented before the glaciers?
A) Richard Leakey
B) Björn Kurtén
C) Stephen Jay Gould
D) Charles Darwin
  • 53. What did mitochondrial DNA research show regarding the cave bear's genetic decline?
A) It occurred only at the end of the Last Glacial Maximum
B) It was caused by immediate habitat loss
C) It began long before extinction
D) It was non-existent
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