15 pounds of rabbit pellets fill a volume of 2.77 gal (10.5 L). This amount is about half the size of a 5-gallon bucket.

Volume
2.77 gallons
2.77 gal (10.5 L)
about half the size of a 5-gallon bucket
Density estimated by AI from typical values. Rabbit pellets typically ranges 0.55–0.75 g/mL depending on how it's packed. A firmly packed scoop weighs more.