Do not chase it. Block escape routes with exercise pens, work at dawn or dusk, lure it with banana or carrot, and close the pen slowly with calm helpers.
Stop chasing and start fencing
You catch a loose pet rabbit by shrinking its space, not by outrunning it. Rescue groups say chasing rarely works. The method used by House Rabbit Network and House Rabbit Society volunteers is simple in outline: find where the rabbit feeds, put up barriers, lure it inside, and close the opening slowly. This is rescue practitioner advice built from field experience, not a formal study. Plan for it to take time. House Rabbit Network says most rescues take at least two hours, not counting travel, and a volunteer writing for Small Pet Select says a wary stray can take days or weeks. A tame rabbit that knows you may be quicker, so try the quiet approach first.
Try the quiet approach first
Sit on the ground about 10 feet away and do nothing. The House Rabbit Society’s guide says to approach low, crouching and from the side, and to put treats on the ground: banana, apple, carrot, lettuce or pellets. Toss small pieces, each a little closer to you. Your own rabbit knows your voice and its food, so shake the pellet container and speak as you do at home. If it comes close enough to touch, do not lunge. Let it eat and come back several times. Put treats in a front opening carrier and attach wire or strong string to the door so you can close it from a few feet away. One failed grab can cost you a whole day.
Get the gear and the helpers
Gather what you need before trying anything bigger: at least three wire exercise pens, called x-pens, plus a carrier or sturdy ventilated box, water, hay, greens and flashlights. Line up several calm adults and explain the plan first, because House Rabbit Network says helpers need to know the right and wrong moves before they start. Coordinate by phone rather than shouting. Dress for the weather. Decide where the rabbit will stay and which vet can see it, since the House Rabbit Society says many emergency clinics do not treat rabbits. Keep other pets and children away from the area.
The exercise pen funnel
This is the House Rabbit Society’s main method, adapted here for one rabbit. Hook three x-pens into an almost closed circle, leaving a gap of 2 to 3 feet, or more for a very nervous rabbit, where the rabbit feeds. One person sits quietly inside and tosses small pieces of carrot toward the rabbit, each piece a little closer. Once the rabbit is well inside, helpers on either side walk slowly toward each other and close the gap. Then one or two people step in and pick it up calmly. Make sure the pens are tall and sturdy enough, because House Rabbit Network warns about both jumping and digging. Work at dawn, dusk or night. The Society found daytime rescues failed unless a rabbit was very sick.
Other setups for bushes, walls and sheds
If the rabbit is using a bush, surround the whole bush with pens and stand by as it emerges. The House Rabbit Society warns this fails if there is a burrow underneath, since the rabbit will just wait below ground. Near a wall, hook pens together, fold one against the wall, then walk slowly around the rabbit, unfolding the pens until the circle closes at the wall. If the rabbit is under a shed or house, House Rabbit Network suggests encouraging it out with a long stick, then blocking the hiding spot before it can return. Act nonchalant. The Society found calm people brought in far more rabbits than impatient ones.
Using a humane trap
A live trap is a fallback. House Rabbit Network warns that traps often catch skunks and raccoons, and that a trapped rabbit can die of fright if predators come near. If you use one, follow the House Rabbit Society’s guidance. Pick a trap with openings at both ends, since rabbits enter more readily when they see more than one exit. Set the trigger to spring at a light touch, and put cardboard over the trip plate with bait on top. Banana comes first, then grated carrot. Drape a sheet over the trap, set it in shade, and check at least every 4 to 6 hours. Our post on how to use a humane trap to catch a lost cat covers general handling. Ask animal control or a shelter about borrowing a trap.
How to pick up a rabbit safely
Rabbits can injure their own backs. The Merck Veterinary Manual says the lower back is especially at risk because strong hind legs meet a fragile spine, and fractures and dislocations are common after struggling or rough handling. Only your most confident handler should pick the rabbit up. House Rabbit Network says to hold it against the chest, with one hand supporting the rear and the other the shoulders. Never lift by the ears or legs. If a rabbit thrashes, release it gently low to the ground rather than fighting it. Vet-reviewed guidance suggests a blanket or soft jacket for gently scooping up a rabbit that is hard to hold. Move it into the carrier while still inside the pen.
If it fails, and the first day after it works
If you cannot catch it, call animal control, the humane society and a rabbit rescue. Animal control sometimes works with rescues, and Indiana House Rabbit Society offers phone tips. Keep feeding at the same place and time so the rabbit stays put. Once it is caught, offer rinsed wet greens and water, since strays are often dehydrated, and use a towel-lined crate in a quiet room. See a rabbit-savvy vet soon. The House Rabbit Society treats 12 hours without eating or droppings as an emergency, and warns against force-feeding if a blockage is possible. Keep a stray away from your own rabbits until a vet has checked it.
Sources
House Rabbit Society, loose rabbits: rabbit.org/faq-how-to-rescue-a-rabbit-running-loose. House Rabbit Network: rabbitnetwork.org/?p=692. Small Pet Select: smallpetselect.com/belinda-says-hay-how-to-catch-a-stray-rabbit. Merck Veterinary Manual, Bone and Muscle Disorders of Rabbits: merckvetmanual.com/all-other-pets/rabbits/bone-and-muscle-disorders-of-rabbits. The Vet Desk: thevetdesk.com/pet-lifestyle/rabbits/how-to-find-a-lost-rabbit. Indiana House Rabbit Society: indianahrs.org/rabbit-care/stray-rabbits.aspx. House Rabbit Society, GI stasis: rabbit.org/gastrointestinal-stasis-the-silent-killer-2. House Rabbit Society, emergencies: rabbit.org/health/rabbit-health-emergencies.