Which of the following items is unsuitable for feeding raptors?

The choice highlighting beef and chicken parts as unsuitable for feeding raptors is accurate because raptors, which are birds of prey, require a diet that closely resembles their natural food sources. Their digestive systems are specifically adapted to process certain types of proteins and nutrients found in their typical prey.

While beef and chicken parts can be high in protein, they do not provide the necessary balance of nutrients such as bones and fur that are present in whole prey animals. Raptors derive essential vitamins and minerals from the bones and organs of their natural prey, which are often not found in the same proportion in beef and chicken meat. Additionally, introducing these non-native food sources can lead to digestive issues or nutritional imbalances.

Fresh-killed rodents, whole prey animals, and fish are typically better options as they mimic the natural diet of raptors and include the necessary elements to support their health and well-being.