Environmental Enrichment



Guinea Pigs
From skinnies and silkies to American and Peruvian, W.F. Fisher and Son has guinea pig enrichment galore! Start exploring below, and please get in touch with any questions. We’re happy to make recommendations, source something special, and help you solve challenges with your current program.



Environmental Enrichment for Aquatics:
We're in the process of adding more guinea pig enrichment to our website. Please check back often!
In the meantime, we can source all types of enrichment and add it to your regular delivery.
Get in touch today about your specific needs!
Structural encourages activity in the entire enclosure, including vertical space!
Structural includes things like suspended toys, tunnels and swings.
Bio-Serv Certified Guinea Pig Hut
6.5" wide x 4.5" high x 8" long
The Guinea Pig Hut provides a secure shelter for guinea pigs, encouraging natural hiding and nesting behaviors. Made of high-temp polycarbonate, it offers a private retreat that helps reduce stress.
Bio-Serv Certified Hide N' Seek Shelter
10.75 x 12 x 10.5"
The Hide N' Seek Shelter is made of natural corrugated cardboard and provides animals with a secure hiding place that supports their natural instinct to seek shelter. Its certified, contaminant-screened design meets research facility standards.he Goody Ball is made of durable polyurethane and features a center hole for inserting treats or produce for added interest. Tougher than rubber but not as hard as nylon, it provides comfortable chewing enrichment.
Bio-Serv Certified Rabbit Hut
11 x 12 x 10"
The Rabbit Hut provides a secure shelter for rabbits, supporting their natural hiding and nesting instincts. It reduces stress by giving rabbits a private retreat within their cage environment.
Bio-Serv Certified Rest Hop
8 x 12 x 6"
The Rest Hop provides animals with a comfortable shelter they can hide underneath or rest on top of. It is designed to fulfill the 2010 Guide recommendations for greater mobility.
Social supports communication and allows animals to interact or withdraw.
Social includes things like huts, dens and shacks.
Bio-Serv Certified Hide N' Seek Shelter
10.75 x 12 x 10.5"
The Hide N' Seek Shelter is made of natural corrugated cardboard and provides animals with a secure hiding place that supports their natural instinct to seek shelter. Its certified, contaminant-screened design meets research facility standards.he Goody Ball is made of durable polyurethane and features a center hole for inserting treats or produce for added interest. Tougher than rubber but not as hard as nylon, it provides comfortable chewing enrichment.
Nesting provides comfort and warmth, facilitates foraging behavior, and promotes breeding.
Nesting includes things like cotton fibers and shredded paper.
Bio-Serv Certified Guinea Pig Hut
6.5" wide x 4.5" high x 8" long
The Guinea Pig Hut provides a secure shelter for guinea pigs, encouraging natural hiding and nesting behaviors. Made of high-temp polycarbonate, it offers a private retreat that helps reduce stress.
Bio-Serv Certified Rodent Nesting Sheets
4.5 x 8.5" sheets
Rodent Nesting Sheets are made of pure, 100% virgin wood pulp. These lint-free sheets are a safer alternative to cotton nesting material, encouraging natural nest-building behavior without causing eye irritation.
Feeding & Foraging provides pleasurable activities that reduce boredom.
Feeding and foraging includes things like edible treats, feeding devices or presentations, and substrate to scatter items.
Bio-Serv Banana Chips
2.5 kg
Banana Chips are whole, sweetened dried banana chips. This 100% natural, human-food-grade product is an excellent reward treat or enrichment item with 4.96 kcal/gram.
Bio-Serv Certified ABC Fruit Blend
0.5 kg
ABC Fruit Blend is a delicious foraging mixture of dried apples, dried blueberries, and coconut. This naturally sweet, multi-species treat encourages natural foraging behavior and offers a palatable reward.
Bio-Serv Certified Alfalfa Stix
5 kg; 10 kg
Compressed alfalfa sticks offer herbivores a natural, fibrous treat that encourages extended gnawing and oral enrichment. These condensed forage pieces support dental health, natural feeding behavior, and sustained engagement while providing essential nutrients for herbivorous research subjects.
Bio-Serv Certified Chocolate O's
3 lb
Chocolate O’s are a low-sugar, low-calorie treat at less than 1 kcal per puff. These chocolate-flavored light crunchy puffs are made with wholesome ingredients and are an excellent foraging enrichment option.
Bio-Serv Certified Fruit and Veggie Medley
1 kg; 5 kg
Fruit and Veggie Medley is a healthy, peanut-free blend featuring timothy shreds, banana chips, raisins, cranberries, apple pieces, papaya, pineapple, sunflower seeds, pumpkin seeds, green peas, whole corn, and carrot slices.
Bio-Serv Certified Fruit Crunchies
1 kg; 5 kg
Fruit Crunchies are nutritionally complete 190 mg treats with a medley of apple, grape, and orange flavors. They are also an excellent source of Vitamin C with 0.21 mg per pellet.
Bio-Serv Certified Fruit-Topia Treats
5 gram wafer
Fruit-Topia Treats are delicious multi-species treats with real fruit bits. Available in Strawberry Splash and Mango Madness flavors, they are certified with Vitamin C and D3 supplementation.
Bio-Serv Certified Fruity Bites
5 kg
Fruity Bites are a blend of 1/4-inch to 1/2-inch pieces of dried pineapple and papaya. They are an excellent reward treat and appetite stimulant with 3.49 kcal/gram.
Bio-Serv Certified Fruity Gems
1/2" diameter (variable lengths)
Fruity Gems are a blend of tiny pieces of dried pineapple and papaya. Their natural sweetness makes them an ideal training reward or treat.
Bio-Serv Certified Harvest Foraging Blend
1 kg
Harvest Foraging Blend is a healthy blend of omega-rich seeds, nuts, and cracked corn designed to encourage natural foraging behavior.
Bio-Serv Certified Mardi Gras Foraging Mix
5 kg
Mardi Gras Foraging Mix is a colorful, certified foraging blend of papaya, peanuts, raisins, sunflower kernels, pumpkin seeds, dried apples and dried cherries that encourages natural foraging behavior. Its variety of colors, shapes, and flavors keeps animals engaged and interested.
Bio-Serv Certified Micro Rainbow Foraging Bits
1 kg
Micro Rainbow Foraging Bits are healthy, low-calorie, grain-based foraging treats in micro-sized bits. Scatter them in bedding to encourage natural foraging behavior in even the smallest species.
Bio-Serv Certified Mini Marshmallow Bits
0.25 kg
Mini Marshmallow Bits are tiny sweet marshmallow treats appropriately sized for even the smallest species. They make excellent training rewards or foraging enrichment when scattered in bedding.
Bio-Serv Certified Mini Yogurt Drops
1 kg
Mini Yogurt Drops are small, wholesome treats that provide a sweet, palatable reward. They are an excellent appetite stimulant for sick or debilitated animals and are conveniently packaged in a 1 kg resealable bag.
Bio-Serv Certified NutraBlocks
35 gram
NutraBlocks are certified, nutritionally complete gnawing treats designed to satisfy chewing instincts while decreasing boredom. Available in Pina Colada and Very Berry flavors, they can be hung from the cage for additional enrichment challenges.
Bio-Serv Certified PRIMA-Treats, Uncolored
5 gram
Uncolored PRIMA-Treats are a nutritionally complete treat that serve as an excellent source of Vitamin C (21.9 mg per wafer). The colorless alternative to standard PRIMA-Treats, they eliminate color bias and are suitable for use in GLP and TOX studies.
Bio-Serv Certified Rainbow Foraging Bits
1 kg
Rainbow Foraging Bits are healthy, low-calorie, grain-based foraging treats. These tiny, colorful bits are designed to encourage natural foraging behaviors when scattered in bedding or placed in foraging devices.
Bio-Serv Certified Rainbow Marshmallow Bits
0.25 kg
Rainbow Marshmallow Bits are colorful, sweet marshmallow treats that work as training rewards or foraging enrichment for a variety of species. Their bright colors provide visual stimulation alongside their sweet taste.
Bio-Serv Certified Star Puffs
3 lb
Star Puffs are a certified, star-shaped enrichment treat. They are low sugar, low-calorie treats with a delicious banana flavor. Their unique shape and light, crunchy texture make them an appealing foraging option for a variety of species.
Bio-Serv Certified Supreme Mini-Treats
1 gm
Supreme Mini-Treats are certified, nutritionally complete treats that are excellent for training, conditioning, or as a reward. The appetizing aroma helps deter rodent maternal cannibalism, and they are an excellent source of vitamin C.
Bio-Serv Certified Timothy Cubes
1.25 x .75"
Bio-Serv 100% sun-cured timothy hay cubes provide nutritional enrichment to guinea pigs and rabbits. Roughage can aid in the natural digestive process and the cubed format makes for easy dosing and administration.
Bio-Serv Certified Timothy Hay
18 oz (mini bales); 96 oz (regular bales); 10 lbs (bulk-packed)
Bio-Serv 100% natural sun-cured timothy hay provides nutritional enrichment to guinea pigs and rabbits. Roughage can aid in the natural digestive process and packaging options make this a convenient product to use as a routine supplement.
Bio-Serv Certified Veggie Bites
0.75 kg; 10 kg
Veggie Bites are an all natural, crunchy enrichment treat featuring carrot bits, puffed peas, and whole kernel corn. They are less labor intensive and more sanitary than providing perishable vegetables and can be fed as a training reward or foraging treat.
Bio-Serv Certified Yogurt Drops Wildberry Flavor
1 kg; 5 kg
Yogurt Drops in Wildberry Flavor are wholesome treats that provide a sweet, palatable reward. They are an excellent appetite stimulant for sick or debilitated animals and are conveniently packaged in a 1 kg resealable bag or bulk packaging.
Bio-Serv Dried Cranberries
1 kg
Dried Cranberries are sweetened, 100% natural, human-food-grade dried cranberries. They make an excellent reward treat or appetite stimulant with 3.4 kcal/gram.
Bio-Serv PRIMA-Treats
5 gram
PRIMA-Treats are a nutritionally complete treat that serve as an excellent source of Vitamin C (21.9 mg per wafer). They come in a variety of flavors, including Apple, Banana, Blueberry, Cherry, Grape, Orange, Very Berry, and an Assorted Flavors option.
Bio-Serv Stainless Steel Wire Feeders
Small (3.75" height); Large (7.5" height)
Stainless Steel Wire Feeders are a safe and convenient way to provide foraging opportunities to a variety of species. Fill the feeder with hay, lettuce, or other fruits and vegetables to encourage species-typical behavior.
Bio-Serv Veggie-Chips
1.4 kg
Veggie-Chips are an all natural, healthy enrichment treat for primates and rabbits. They feature a medley of sweet potato, taro, squash, carrots, and green beans. Providing Veggie-Chips is less labor intensive and more sanitary than providing perishable vegetables.
Nuts.com Freeze-Dried Strawberries
2 oz
Nuts.com freeze-dried strawberries contain no added sweeteners or preservatives. They make a tasty treat for a variety of species and can be stored at room temperature for up to one year.
Oxbow Timothy Carrot
8 x 2.25 x 2.25"
The Timothy Carrot makes a fun, enriching addition to your animals’ habitat. Edible construction offers the high fiber they need and crave. The Timothy Carrot contains no chemicals, wire, or thread and is preservative- and additive-free.
Oxbow Timothy Hay
Loose in box
Guinea pigs, rabbits and chinchillas need hay to aid in digestion, keep their teeth trim and provide enrichment. In fact, hay should make up 75% of their diet. Oxbow Western Timothy Hay Small Animal Food is high in fiber and low in protein and calcium.
Oxbow Timothy Twists
0.5 x 5.5 x 10.25"
Who’s ready to chew!? Edible Timothy Twists are fun and tasty and make a versatile addition to your animals’ enrichment offerings. Place throughout your rabbit, guinea pig, or chinchilla’s habitat to add an enriching twist to its day.
Standlee® Premium Orchard Grass
18 oz bag; 48 oz bag; 9 lb box
Standlee Premium Orchard Grass is a hand-selected, naturally sun-cured forage that stimulates chewing, promotes dental and digestive health, and encourages natural foraging behavior. This excellent source of fiber contains no additives or preservatives.
Novel Objects & Toys encourage social behavior and exploration while reducing boredom.
Novel objects and toys includes things like toys, gnaw sticks, and wood blocks.
Bio-Serv Certified NutraBlocks
35 gram
NutraBlocks are certified, nutritionally complete gnawing treats designed to satisfy chewing instincts while decreasing boredom. Available in Pina Colada and Very Berry flavors, they can be hung from the cage for additional enrichment challenges.
Bio-Serv Certified Smartbells
Small (3.75"); Medium (4.75"); Large (5.5"); XLarge (6.5")
Smartbells are made of solid polypropylene with large end knobs that minimize loss through cage bars. Their nubbed design promotes dental health, and their durable construction stands up to even the most aggressive chewers.
Bio-Serv Certified Wood Gnawing Blocks
Small (1-1/4 x 1-1/4 x 1-1/4"), Medium (1-1/2 x 1-1/2 x 1-1/2"),
Large (2 x 2 x 2")
Wood Gnawing Blocks are made of high-quality kiln-dried hardwood. Hardwood offers guinea pigs the most natural form of gnawing enrichment. The cube shape reduces loss through the cage floor, plus the cubes are available in three sizes.
Bio-Serv Cyclone Chews (Amber)
Small (3 x 0.625" inside diameter; 1.625" outside diameter); Large (4 x 1.125" inside diameter; 2.25" outside diameter)
Cyclone Chews are certified enrichment devices for guinea pigs that improve dental hygiene and encourage species-typical behaviors. The nubby texture helps prevent tartar build-up and the durable polyurethane maintains integrity even with excessive chewing.
Datesand T-Brick
One Size
Datesand T-Brick is an enrichment device made of 100% sustainable aspen wood that encourages natural gnawing and climbing behaviors for rodents, guinea pigs, and rabbits. Its T-shaped design makes it easy to hang from cage bars, saving floor space.
Explore Enrichment for Other Species
Guinea pigs
like being the “guinea pig” when it comes to trying new things!
We offer edible and non-edible guinea pig enrichment to promote natural behaviors. To order or ask questions, just fill out the form. We’ll be in touch right away.
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