Can rabbits eat iceberg lettuce?

Avoid
Not recommended as a regular green because it is watery and low in nutrients.

Quick notes

All pets (comparison)

Pet Safety Notes
Dog Treat Not harmful in small amounts but offers little nutrition.
Cat Treat Small occasional pieces are usually tolerated but nutritionally minimal.
Rabbit Avoid Not recommended as a regular green because it is watery and low in nutrients.
Parrot Treat Can be offered occasionally, but darker leafy greens are better choices.