Spironolactone has been shown to be a tumorigen in chronic toxicity studies in rats (see PRECAUTIONS). Spironolactone should be used only in those conditions described under INDICATIONS AND USAGE. Unnecessary use of this drug should be avoided.
The density of a population can be regulated by various factors, including biotic and abiotic factors and population size. Density-dependent regulation can be affected by factors that affect birth and death rates such as competition and predation.
Predator vs Parasite. Predators and parasites are two completely different ecological roles or niches. The differences are many between them, but in both predation and parasitism, one particular organism depends on another usually for food. Additionally, because of both parasitism and predation, the victim suffers. However, the general characteristics are unique and different in each other. The ways of approaching the victims and feeding methods are completely different in parasites from those with predators. Predator