BBC EARTH THE TRUTH SWANS LINKS HELP NAVIGATION NEWS SPORT WEATHER SHOP TRAVEL CAPITAL IPLAYER CULTURE AUTOS FUTURE TV RADIO CBBC CBEEBIES FOOD BITESIZE MUSIC ARTS MAKE IT DIGITAL TASTER NATURE LOCAL SEARCH THE BBC STORY OF BIG QUESTIONS NORTHERN ABOUT US ANIMALS BIRD MATE FOR LIFE LESS ROMANTIC PROBABLY BREAK YOUR ARM SHARE FACEBOOK TWITTER REDDIT WHATSAPP EMAIL STUMBLEUPON LOUISE CRANE LOVE PARTNERS DEEP CREATURES MYTH SING PARADOXICALLY PARAGONS VICIOUS WHATEVER FEELINGS FOR EACH LOYALTY STRATEGY NUMBER PLENTY MUTE SWANS YOUNG WITH EXTREME PREJUDICE WEAK HUMAN ARM VIEW IMAGE OF COURTING NECKS HEART CHRIS GRADY SWAN COURTSHIP THE CLASSIC CURVED ENTWINED PERFECT LOVE PAIRS FACE EACH OTHER RUFFLE FEATHERS LIFTED TRUMPETER SWANS SYNCHRONISED SWIMMING BOBBING ANYTHING RANGE HISSING GRUNTING THE IDEA SPECIES PERFORM SORT OF MATING DANCE AUSTRALIAN BLACK SWANS SPECIAL EURASIAN BEWICK WHISTLING CALL TO EACH THE NORTH AMERICAN NAME MUCH MORE THANKS TO LOOPING WINDPIPE SHACKLED ONCE MALE AND FEMALE REALLY BIRDS RAISE PAIR MOVE ON ENGAGE TO YOU DUCKS PARTICULARLY KEEN FINDING EXTRA PRODUCE BENEFITS GREATER THAN GAIN SOWING WILD CLUTCH LEARNING OPPORTUNITY LEARN BE ONE REASON COUPLES EFFECTIVE FIGHTING SEX AGGRESSIVE FEMALES PROTECT THEMSELVES EPIC MIGRATION LARRY CORBETT STAYING TOGETHER SAVE FLY HARD RACE BREEDING GROUNDS NORTHERN RUSSIA EUROPEAN WINTER BRIEF LITTLE TIME BREEDING SEASON ARCTIC SAYS EILEEN THE WETLANDS WILDFOWL TRUST SEEMS THE ARCTIC SUMMER LIMITS ABILITY FIND MATE BREED CASES WWT SLIMBRIDGE SPENT WINTERS BLACK CC BY EVER LEAVE PERFECT RATHER SOMETIMES GET OUT THINGS CHANGE NEST UNIVERSITY OF TAKES SEASONS MATCH PRECISELY START FEWER IMPROVE FEMALE THE ORIGINAL THE DIVORCE RATE DIVORCING UNFAITHFUL EGGS BLACK SWAN MALE ALMOST ALWAYS COPULATED JUST IN CASE CANNOT OFFSPRING SEEM HAPPY ENOUGH YOU NEVER CAN TELL KESARA THE OTHER RISKS INVOLVED SIMPLY SECOND MATE LOYAL MODERN HUSBANDS INCUBATE FEED THE FAT LAYING ACTUALLY SPEND TIME ON NESTS MULTIPLE THE MORE SITTING LONGER READY THE MALE THE NEXT COMES SHOULD MEAN PARENTS NINE MONTHS DUCK MONTH PARENTING DUTIES MUTE SWAN BUSKING RESPOND FAMILY ANYONE GUARD THE OFFSPRING MATING PERCEIVES REAR DRAMATICALLY FLARED WINGS SNORT DISPLAY NAKED AGGRESSION MOST OF THE TIME BLUFFING WATER LEARNED ANNOY THE SWAN CHILD OLDER PERSON MIGHT BE UNLUCKY BONES CARPAL WING MUSTER SO MUCH THE WAY FLYING BONE STRUCTURE LIGHT NEED THE HELP WEAKER OTHER ANIMALS BE MORE ADULT BROKEN BONES IN FLIGHT STEFAN RELATED STORIES NORWEGIAN LEMMING VISUALS SCIENCE PHOTO LIBRARY LEMMINGS SUICIDE ARCTIC VIEW CHEETAH JUBATUS FAST HORIZON INTERNATIONAL IMAGES LIMITED CHEETAHS FASTEST SPEED SPOTTED HYENA CROCUTA NAMIBIA SPOTTED HYENAS INTELLIGENT HYENA FOLLOW BBC EARTH YOUTUBE INSTAGRAM EXPLORE THE BBC NEWS TERMS OF USE PRIVACY POLICY COOKIES PARENTAL GUIDANCE CONTACT ADVERTISE CHOICES COPYRIGHT CONTENT EXTERNAL READ APPROACH