Dichotomous Key/Carnivora

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[edit] 1

• Habitat
  • Aquatic - #2: Pinnipedia
  • Land - #3: Fissipedia

[edit] 2: Pinnipedia

• Tusks
  • Present - Odobenidae
  • Not present - #4

[edit] 3: Fissipedia

• Auditory bulla
  • Single-chambered or partially divided - #5: Caniformia
  • Double-chambered - #6: Feliformia

[edit] 4

• External ears
  • Present - Otariidae, Sea lion
  • Not present - Phocidae, Seal

[edit] 5: Caniformia

• Presence of scent glands used defensively
  • Present - Mephitidae
  • Not present - #7

[edit] 6: Feliformia

• Anal scent glands
  • Present - Hyaenidae
  • Not present - #8

[edit] 7

Could be Mustelidae, Ursidae, Procyonidae, or Canidae.

[edit] 8

Could be Felidae, Herpestidae, Viverridae, or Nandiniidae.