THE MALLARD,WILD DUCK,ANAS PLATYRHYNCHOS,DABBLING DUCK,BREEDS,TEMPERATE,AMERICAS,EUROPE,ASIA,NORTH AFRICA,NEW ZEALAND,AUSTRALIA,PERU,BRAZIL,URUGUAY,ARGENTINA,CHILE,THE FALKLAND ISLANDS,SOUTH AFRICA,DUCK,BELONGS TO,SUBFAMILY,ANATINAE,WATERFOWL,FAMILY,ANATIDAE,THE MALE,BIRDS,DRAKES,GLOSSY,GREEN,GREY,ON WINGS,BELLY,FEMALES,DUCKS,BROWN,PLUMAGE,SEXES,AREA,WHITE,BORDERED,BLACK,SPECULUM FEATHERS,IRIDESCENT,BLUE,FEATHERS,MALES,MALLARDS,LIVE IN,WETLANDS,WATER,PLANTS,ANIMALS,SOCIAL ANIMAL,FLOCKS,SPECIES,ANCESTOR,DOMESTICATED DUCK,THE MANY,BIRD,CARL LINNAEUS,WORK,SYSTEMA NATURAE,BEARS,ORIGINAL,NAME,THE SCIENTIFIC,LATIN,ANAS,ANCIENT GREEK,BROAD,BILLED,BILL,MALLARD,WILD,DRAKE,SOMETIMES,DERIVED,OLD FRENCH,TRUE,DERIVATION,RELATED,OR AT,OLD HIGH GERMAN,MASCULINE,PROPER NAME,CLUES,LYING IN,THE ALTERNATE,ENGLISH,MALE,INFLUENCE,INTERBREED,GENUS,THE AMERICAN,BLACK DUCK,NORTHERN PINTAIL,LEADING,HYBRIDS,FULLY,FERTILE,APPARENTLY,EVOLVED,RECENTLY,LATE PLEISTOCENE,DISTINCT,RADIATION,KEPT,RANGES,BEHAVIOUR,CUES,GENETICALLY,DOMESTICATED,CONSPECIFIC,INTERFERTILE,GENOME,SEQUENCED,APPEAR,CLOSER,INDO PACIFIC,AMERICAN,ONES,JUDGING,BIOGEOGRAPHY,MITOCHONDRIAL DNA,LOOP,SEQUENCE,DATA,THE GENERAL,SIBERIA,BONES,RATHER,FOOD,REMAINS,ANCIENT HUMANS,DEPOSITS,FOSSIL,GOOD,CANDIDATE,LOCAL,PREDECESSOR,ICE AGE,MADE UP,THE EUROPEAN,WEST ASIAN,POPULATIONS,PLEISTOCENE,NORTH AMERICA,EURASIA,NUCLEAR GENOME,PARTICULAR,LACK,GENETIC STRUCTURE,HAPLOTYPES,SPOTBILL,THE BERING SEA,ALEUTIAN ISLANDS,HOLD,POPULATION,SUBSPECIES,GENE FLOW,LIMITED,SIZE,GREENLAND,SOUTH,SMALLER,BILLS,MEDIUM,SIZED,DABBLING DUCKS,THE BODY,THIRDS,WINGSPAN,STANDARD,MEASUREMENTS,THE WING,CHORD,THE BILL,TARSUS,BREEDING,UNMISTAKABLE,BOTTLE GREEN,WHITE COLLAR,THE HEAD,THE PURPLE,BREAST,WINGS,PALE,REAR,THE DARK,TAIL,BORDERS,YELLOWISH,ORANGE,FEMALE,GENERALLY,DARKER,RANGING,MOTTLED,FEATHER,SHOWING,SHARP,CONTRAST,BUFF,DARK BROWN,CHEEKS,EYEBROW,THROAT,NECK,CROWN,STRIPE,MALE AND FEMALE,PURPLE BLUE,WHITE PROMINENT,IN FLIGHT,REST,SHED,THE ANNUAL,SUMMER,MOULT,HATCHING,DUCKLING,YELLOW,FACE,THE EYES,YELLOW SPOTS,ALL THE WAY,LEGS,AS IT,MONTH,DUCKLINGS,START,BECOMING,DRAB,LOOKING,STREAKED,DARK GREY,TWO MONTHS,FLEDGLING,PERIOD,JUVENILE,FOUR MONTHS,THE JUVENILE,FINALLY,BEGIN,FLYING,DEVELOPED,FLIGHT,CONFIRMED,THE SIGHT,PURPLE,SOON,SEX,DISTINGUISHED,FACTORS,THE BREAST,REDDISH BROWN,THE CENTRE,STRAIGHT,MATURITY,UP TO,MONTHS,CHANGES,CHARACTERISTIC,COLOURS,CHANGE,ADULT,ECLIPSE PLUMAGE,AT THE BEGINNING,THE END,THE SUMMER,AVERAGE LIFE EXPECTANCY,TWENTY,SEVERAL SPECIES,CONFUSED,GADWALL,STREPERA,BILL WHITE,SPECULUM,SEEN,WHITE SQUARE,ON THE WINGS,SIMILAR,MOTTLED DUCK,SOMEWHAT,EDGE,BARE,CAPTIVITY,DOMESTIC DUCK,COME IN,WILD TYPE,COLOUR,DOMESTIC,BRED,LIVESTOCK,AVIARY,RARE,INCREASING,AVAILABILITY,DEEPER,QUACK,MAKE A SOUND,PHONETICALLY,DEEP,SOUND,WHAK,NEST,OFFSPRING,PRESENT,VOCALISE,DIFFERENTLY,CALL,SOUNDS LIKE,TRUNCATED,VERSION,HISS,THE NEST,EXAMPLE,ALLENS RULE,BERGMANNS RULE,POLAR,CLIMATES,SAYS,APPENDAGES,EARS,HEAT,LOSS,TROPICAL,DESERT,EQUIVALENTS,FACILITATE,HEAT DIFFUSION,TAXA,OVERALL,RULE,EXTERNAL,BLOOD VESSELS,COLD,MALLEABILITY,GENETIC CODE,VAST,INTERBREEDING,CAPABILITY,MUTATIONS,GENES,DECIDE,COMMON,WIDE,VARIETY,ANAS STREPERA,NORTHERN,SOUTHERN,HEMISPHERES,SOUTHERN AND CENTRAL,ALASKA,MEXICO,THE HAWAIIAN ISLANDS,ICELAND,PARTS,MOROCCO,IN THE WEST,SCANDINAVIA,TO THE NORTH,TO SIBERIA,JAPAN,SOUTH KOREA,THE EAST,AUSTRALIA AND NEW ZEALAND,SOUTHERN HEMISPHERE,BREEDING RANGE,WINTERS,CENTRAL AMERICA,CARIBBEAN,RANGE,HABITAT,ARCTIC TUNDRA,REGIONS,FRESH,SALT WATER,WETLAND,PARKS,PONDS,RIVERS,LAKES,INLETS,OPEN SEA,SIGHT,THE COASTLINE,DEPTHS,LESS THAN,AREAS,METRES,BODIES OF WATER,AQUATIC VEGETATION,OMNIVOROUS,FOODS,CHOICE,DIET,THE STAGE,BREEDING CYCLE,SHORT TERM,VARIATIONS,AVAILABLE,NUTRIENT,INTER,INTRASPECIFIC COMPETITION,THE MAJORITY,SEEMS,GASTROPOD,INVERTEBRATE,BEETLE,FLIES,LEPIDOPTERA,DRAGONFLIES,CADDISFLIES,WORMS,VARIETIES,SEEDS,PLANT,MATTER,ROOTS,TUBERS,BREEDING SEASON,EATEN,ANIMAL,ECHINOCHLOA CRUS GALLI,LAYING,MAKE UP,THE BIRDS,MIGRATION,WINTER,PLANT FOOD,GRAZING,REPORTS,EATING,FROG,NESTS,RIVER BANK,ALWAYS,OUTSIDE,PAIRS,NORTHERN HEMISPHERE,LAYS,EGGS,NESTING,SEASON,THE BEGINNING OF SPRING,LEFT,JOINS,AWAIT,BEGINS,THE BRIEF,POTENT,STANDBY,SIRE,ABANDONED,PREVIOUS,CLUTCH,MATE,UNATTACHED,WHETHER,BROOD,THE NESTING,HALF,BODY WEIGHT,FEEDING,LOAFING,SAFE,PREDATORS,SUITABLE,SITE,PREFERENCES,INACCESSIBLE,GROUND,NEARBY,URBAN AREAS,ROOF GARDENS,ENCLOSED,COURTYARDS,FLOWER,BOXES,WINDOW,BALCONIES,ONE STORY,CANNOT,LEAVE,HUMAN,INTERVENTION,THE CLUTCH,PRECOCIAL,SWIMMING,HATCH,IMPRINTING,THE MOTHER,WARMTH,PROTECTION,LEARN,REMEMBER,FORAGE,MATURE,TRADITIONAL,ROUTES,UNLESS,BORN AND RAISED,AFTER THIS,AGGRESSIVE DRIVING,COMPETITORS,THEMSELVES,CHARGING,FIGHT,ATTACK,EACH OTHER,RIVALS,CHEST,RIPPING,SKIN,PAIR,MATING,PARTNERS,END UP,LEFT OUT,GROUP,TARGETS,CHASE,PECK,POINT,COPULATING,LEBRET,ATTEMPTED RAPE,CRAMP,SIMMONS,SPEAK,RAPE,INTENT,FLIGHTS,THE SAME WAY,DOCUMENTED,CASE,HOMOSEXUAL,NECROPHILIA,COPULATED,CHASING,CHASED,DIED,GLASS,PAPER,AWARDED,IG NOBEL PRIZE,BROO