Podiceps cristatus, commonly known as the Great Crested Grebe, is a medium-sized waterbird with a distinctive crest on its head. Some synonyms for this bird include the crested grebe, the European crested grebe, the great-crested diver, and the tufted grebe. It is a member of the grebe family and can be found in freshwater lakes and ponds throughout Europe and Asia. This bird is known for its elaborate courtship display in which it performs a dance with its mate, and for its ability to dive deep underwater to catch fish. The Great Crested Grebe is a beautiful bird to observe and is an important indicator species for the health of wetland ecosystems.