A sketch of an eagle features the bird in a dynamic pose, such as with outstretched wings or perched. Bold lines outline its shape, emphasizing the hooked beak, sharp talons, and powerful wings. Detailed feather patterns are suggested with fine lines and shading to convey texture. The eagle's eyes are keenly detailed, contributing to its fierce expression. The background is minimal or abstract, focusing primarily on the eagle itself. The sketch captures the eagle’s majesty and strength through dynamic poses and detailed features, using varying line thickness and shading for depth and realism