SESKStuff Everyone Should Know
SESK: Stuff Everyone Should Know · sesk.info/small-ferret-secure-cage

What should you check a ferret cage for before using it?

Openings big enough to escape through, and sharp wire.

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  1. A built-in heat lamp
  2. Openings a ferret could escape through ✔
  3. Solid glass walls

Why: Merck says to check a ferret cage for sharp wire and any openings big enough to escape. A loose ferret has no homing instinct and may wander off.

Huh, didn't know that: Merck says a wire cage at least 3 feet wide, 3 feet deep and 2 feet high gives one ferret room to roam.

The dad joke
Why did the ferret love the cage check? He was hoping for a loophole.
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References

Answer: Openings a ferret could escape through. Merck says to check a ferret cage for sharp wire and any openings big enough to escape. A loose ferret has no homing instinct and may wander off.

  1. Merck Veterinary Manual: Providing a Home for a Ferret www.merckvetmanual.com/all-other-pets/ferrets/providing-a-home-for-a-ferret
    Check the cage for sharp, jagged, or rough wire and for any openings large enough for the ferret to escape.
    Checked 2026-10-11.
  2. Merck Veterinary Manual: Providing a Home for a Ferret www.merckvetmanual.com/all-other-pets/ferrets/providing-a-home-for-a-ferret
    Ferrets do not have a strong sense of territory or a homing instinct and will wander off if left outdoors.
    Checked 2026-10-11.

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