How to Care for Pet Gerbils: Housing, Diet, and Handling Basics

Gerbils are some of the most rewarding small pets you can bring home. They're curious, active during the day, nearly odor-free, and endlessly entertaining to watch as they dig, tunnel, and groom each other. But gerbil care looks a little different from hamster or guinea pig care, and a few common setup mistakes can leave these desert diggers stressed or bored. Here's what every new owner needs to know to help pet gerbils thrive.

Why Gerbils Should Live in Pairs

Gerbils are small, so changes in weight, appetite, or behavior can be easy to miss — our My Pet Journal gives you one place to log each gerbil's weight, diet, and quirks so you can spot trends early and bring real notes to the vet.

In the wild, Mongolian gerbils live in family groups that share a burrow system. A lone gerbil misses out on the grooming, play, and cuddling that keep it content, so most experts recommend keeping a same-sex pair. The easiest route is adopting two littermates who already know each other. Introducing adult gerbils is possible, but it needs a gradual "split-cage" method and patience, because unfamiliar adults can fight seriously.

Gerbils typically live around two to four years, so it's worth getting the social setup right from day one.

Gerbil Housing: Think Deep, Not Just Wide

The single biggest upgrade you can give a gerbil is depth. Gerbils are born burrowers, and they need enough bedding to dig real tunnels. Aim for at least 8 to 10 inches of bedding, which is why a glass tank with a secure mesh lid usually works better than a wire cage with a shallow tray. A 40-gallon breeder-style tank is a comfortable target for a pair, and bigger is always better.

• Bedding: Use unscented paper bedding, ideally mixed with hay so tunnels hold their shape. Skip cedar and pine shavings, whose aromatic oils can irritate small airways.
• Wheel: Choose a solid-surface wheel at least 8 inches across. Avoid wire or rung wheels, which can injure tails and feet.
• Sand bath: Offer a dish of chinchilla bathing sand (not dust) so your gerbils can roll and keep their coats clean.
• Chews and hides: Cardboard tubes, egg cartons, and untreated wooden hides give those ever-growing teeth something to work on.

Keep the tank in a quiet room away from direct sun, drafts, and heaters. Normal indoor temperatures suit gerbils well.

What to Feed Your Gerbil

A quality gerbil-specific pellet or lab block should form the base of the diet, with a small amount of seed mix for variety. Many owners scatter food in the bedding instead of using a bowl, which encourages natural foraging. A rough guide is about a tablespoon of food per gerbil per day, adjusted so they finish most of it without hoarding mountains.

Sunflower seeds and nuts are high in fat, so treat them as rewards rather than staples. Small pieces of fresh vegetables like carrot or cucumber can be offered a few times a week. Avoid onion, garlic, rhubarb, chocolate, and salty or sugary human snacks. Gerbils are desert animals and drink relatively little, but fresh water in a bottle should always be available.

These portions are a starting point for healthy adult gerbils — an exotic-pet veterinarian can help you fine-tune the diet if your gerbil is gaining or losing weight, or if it's very young or elderly.

Handling Gerbils Safely and Building Trust

The most important gerbil handling rule: never pick a gerbil up by its tail. The skin on a gerbil's tail can slip off if it's grabbed, an injury called tail degloving that doesn't grow back. Instead, scoop your gerbil up with two cupped hands, or let it climb onto your palm on its own.

Start by resting your hand in the tank with a treat on your palm and letting your gerbils investigate. Short, calm sessions close to the floor work best, since gerbils are quick and can be hurt by a fall.

Common Gerbil Health Signs to Watch

Some young gerbils have brief seizures when startled or handled suddenly. These episodes are linked to genetics and stress, and many gerbils become less prone to them with age. If it happens, keep the room quiet and let your gerbil recover without handling it.

Other signs worth noting include red crusting around the nose (often linked to stress or irritating bedding), weight loss, a hunched posture, diarrhea, or lumps — especially near the scent gland on the belly of older gerbils.

Every gerbil is a little different, so if you notice any of these changes, please reach out to an exotic-pet veterinarian; small rodents can go downhill quickly, and early hands-on care makes a big difference.

The Bottom Line on Gerbil Care

Happy gerbils need three things above all: a companion, deep bedding to dig in, and gentle handling that never involves the tail. Add a balanced pellet diet, a solid wheel, and a sand bath, and you'll be rewarded with years of busy, sociable entertainment from two of the most charming little pets around.

Check out our luxury pet products at reasonable prices. Visit our "Royal Pet Box Pet TV" Channel on both Roku and YouTube for fabulous pet-related education and entertainment.

Paris Deesing holds a degree in Biological Anthropology from UCLA and provides the editorial review behind each article, drawing on a long-held curiosity about the animals who share our lives.

This article was created using artificial intelligence with human editorial review and oversight.