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exists and is an alternate of . The correct term is Guano. It is the feces and urine of seabirds, cave-dwelling bats, and seals. Guano manure is a highly effective fertilizer due to its high phosphorus and nitrogen content and its relative lack of odor compared to other forms of organic fertilizer such as horse manure.
What type of cells do flatworms use to collect waste for excretion. Flame cells work like a primitive _______ in the excretory system., Flame cells are used by ______ in their _______ systems. The ________ system in flatworms has a branched construction.