Common pests that harm both pets and their owners include fleas, mites, and ticks. Rodents and pets are two ways in which they might spread. Pet and human blood is the food source for fleas. Because they are so small and move so quickly, they are incredibly difficult to find. Singapore's tropical environment is ideal for mite growth. Allergy disorders are known to be caused by them. Ticks can carry fatal infections like tick fever, which can be extremely painful and expensive to cure.