Is it safe for guinea pigs to eat fertilized grass and dandelions?

It's generally not recommended to feed guinea pigs fertilized grass and dandelions. Here's why:

* Fertilizers: Fertilizers can contain chemicals that are toxic to guinea pigs. They can also be absorbed by the plants, making them unsafe for consumption.

* Pesticides: Lawns often get treated with pesticides, which are highly toxic to guinea pigs.

* Contamination: Grass and dandelions growing in areas with high traffic or where pets urinate or defecate can be contaminated with harmful bacteria or parasites.

Safe Alternatives:

* Fresh, untreated grass: Choose areas that haven't been treated with fertilizers or pesticides.

* Organic dandelion greens: Source them from a trusted organic vendor or grow your own.

* Timothy hay: The staple of a guinea pig's diet, it's safe and nutritious.

* Other safe greens: Lettuce (in moderation), spinach (in moderation), parsley, cilantro, and basil.

Remember:

* Introduce new foods slowly: Offer small amounts at first to see how your guinea pig reacts.

* Wash all greens thoroughly: This removes any dirt or contaminants.

* Consult your veterinarian: They can provide specific advice on your guinea pig's diet and safety.

It's always better to err on the side of caution and provide your guinea pig with safe and healthy options.