• Individually housed primate infants or juveniles.
  • Individually housed primates that are unable to see or hear primates of their own or compatible species.
  • Nonhuman primates in psychological distress, as determined by behavior or appearance.
  • Nonhuman primates participating in approved animal study proposals which require restricted activity.
  • Great apes weighing more than 110 lbs (50 kg).

Nonhuman primates experiencing restraint for more than 12 hours are provided daily with the opportunity for unrestrained activity for at least 1 continuous hour during the period of restraint unless continuous restraint is required by an approved animal study protocol.

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