They feed on blood, digesting only small amounts, and excreting the remainder as small, dark,
fecal pellets called «flea dirt».
Both rabbits and guinea pigs pass soft, mucus - covered
fecal pellets called cecotropes, which they proceed to eat.
Not exact matches
Some varieties of lettuce (especially iceberg and other light colored varieties) contain high amounts of a substance
called lactucarium, which can contribute to the formation of soft or runny
fecal pellets.