Mallard Duck Identification Guide - Male vs Female Characteristics #3589283 (License: Personal Use)

The image features a male mallard (drake) with its iconic emerald-green head, white neck ring, chestnut breast, gray body, and yellow bill, alongside a female mallard (hen) with cryptic brown mottling, an orange-and-black bill, and a subtle blue speculum on the wing. Both stand on light ground shadows, highlighting their contrasting yet complementary appearances. Their posture and open beak suggest natural alertness or vocalization.

This illustration is commonly used in ornithology guides, educational wildlife websites, and conservation resources to teach sexual dimorphism in waterfowl; it serves users seeking to identify ducks in the wild or understand avian biology.