


Mallard
Anas platyrhynchos
Silhouette: Sheatherius · PhyloPic
- KingdomAnimalia (Animals)
- PhylumChordata (Chordates)
- ClassAves (Birds)
- OrderAnseriformes (Waterfowl)
- FamilyAnatidae (Ducks, Geese, and Swans)
- GenusAnas (Mallards, Pintails, and Allies)
- SpeciesAnas platyrhynchos (Mallard)
In 3 days ~10% in a week ~30%
About the Mallard
The mallard or wild duck (Anas platyrhynchos) is a dabbling duck that breeds throughout the temperate and subtropical Americas, Eurasia, and North Africa. It has been introduced to New Zealand, Australia, Peru, Brazil, Uruguay, Argentina, Chile, Colombia, the Falkland Islands, and South Africa. Belonging to the subfamily Anatinae of the waterfowl family Anatidae, mallards live in wetlands, eat water plants and small animals, and are social animals preferring to congregate in groups or flocks of varying sizes.
Males (drakes) have green heads, while the females (ducks) have mainly brown-speckled plumage. Both sexes have an area of white-bordered black or iridescent purple or blue feathers called a speculum on their wings; males especially tend to have blue speculum feathers. The mallard is 50–65 cm (20–26 in) long, of which the body makes up around two-thirds the length. The wingspan is 81–98 cm (32–39 in) and the bill is 4.4 to 6.1 cm (1.7 to 2.4 in) long. It is often slightly heavier than most other dabbling ducks, weighing 0.7–1.6 kg (1.5–3.5 lb).
The female lays 8 to 13 creamy white to greenish-buff spotless eggs, on alternate days. Incubation takes 27 to 28 days and fledging takes 50 to 60 days. The ducklings are precocial and fully capable of swimming as soon as they hatch.
The non-migratory mallard interbreeds with indigenous wild ducks of closely related species through genetic pollution by producing fertile offspring. Complete hybridisation of various species of wild duck gene pools could result in the extinction of many indigenous waterfowl. This species is the main ancestor of most breeds of domestic duck, and its naturally evolved wild gene pool has been genetically polluted by the domestic and feral mallard populations.
The mallard is considered to be a species of least concern by the International Union for Conservation of Nature (IUCN), and, unlike many waterfowl, is considered an invasive species in some regions. It is a very adaptable species, being able to live and even thrive in urban areas which may have supported more localised, sensitive species of waterfowl before development. Wikipedia →
Recent sightings of Mallard in Keoladeo National Park
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Parks Where Found
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Closest Relatives at Keoladeo National Park
Before you go
What are the chances of seeing a Mallard in Keoladeo National Park?
Rare
Under 5% of wildlife watchers report a Mallard sighting in Keoladeo National Park on a given day, based on 99 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 172nd most-seen of the 278 birds we can rate there. Over three days the chance rises to about 10%, and over a week to about 30%, if each day is a fresh chance.
When is the best time to see a Mallard in Keoladeo National Park?
February–March and December
In those months about 10% of wildlife watchers report a Mallard in Keoladeo National Park on a given day, against under 5% in January and April–November, the lowest months. Those are among Keoladeo National Park's driest months, with about 15 mm of rain a month against 240 mm in July.
What time of day is best to see a Mallard?
Between 11 am and 2 pm
Across all the parks we cover, that three-hour window holds the most Mallard sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
Is Keoladeo National Park the best place to see a Mallard?
70th of 91
Of the 91 parks where we can rate Mallard sightings, Keoladeo National Park ranks 70th at under 5%. The best odds are in Elk Island National Park (Canada, about 80%), Kiskunság National Park (Hungary, about 70%) and Doñana National Park (Spain, about 70%). All parks ranked.
Which relatives of the Mallard live in Keoladeo National Park?
Same genus: Anas
The closest relatives of the Mallard that you can see in Keoladeo National Park (genus Anas, Mallards, Pintails, and Allies) are Indian Spot-billed Duck (about 80%), Northern Pintail (about 60%) and Eurasian Teal (about 50%), with each one's daily chance of a sighting.
Where does the Mallard sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Mallard is recorded against all the birds logged in Keoladeo National Park (99 verified sightings from 2019 to 2026), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.
