Frigatebirds
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40 free Frigatebirds trivia questions with answers — trivia quiz, new questions added Oct 2026.
Frigatebirds are the pirates of the tropical skies. They are built so lightly that they can ride the air over open ocean for astonishing stretches, yet they are seabirds with a surprising weakness. Males court with one of the most eye-catching displays in the bird world, and both sexes have a reputation for robbing their neighbours in mid-air. This quiz collects the best frigate bird fun facts and turns them into questions. It covers how the birds fly, feed and rest, how they court, nest and raise a chick, where the different species live and which are in trouble, and how sailors, explorers and Pacific islanders have seen them over the centuries. It suits bird lovers, students, trivia hosts and anyone who has watched a dark, long-winged shape hanging over a tropical beach and wondered what it was. Every answer comes with a short explanation, so you finish knowing more than when you started.
30 of 40 questions with answers and explanations. Play the quiz
Q 01What did brain recordings reveal about how frigatebirds cope on ocean flights lasting many days?
They sleep while flying
They sleep while flying, but for only about 40 minutes a day, a fraction of what they get ashore, and sometimes with just one half of the brain at a time.
Q 02What colour is the balloon-like throat sac a male frigatebird inflates to attract passing females?
Red
Red is the colour, and the sac takes about 20 minutes to pump up. It deflates so slowly that a startled male may fly off with it still swollen.
Q 03A great frigatebird tracked by satellite over the Indian Ocean stayed airborne for roughly how long?
Two months
Two months aloft was the tally for a bird that rode rising air and barely flapped. Frigatebirds have also been tracked above 4,000 metres, in freezing air.
Q 04Why do frigatebirds never settle on the sea, unlike almost every other ocean-going bird?
They are not waterproof
They are not waterproof: frigatebirds make very little preen oil, so their plumage would soon be sodden. They even bathe on the wing, dipping low to splash the surface.
Q 05A frigatebird's air-filled skeleton is only about 5% of its weight, far less than which other part?
Its feathers
Its feathers weigh more than its bones: plumage and flight muscles each make up about a quarter of the bird. That light frame lets it hang on rising air for days.
Q 06Which nickname did English sailors in the Caribbean give the frigatebird in the 1600s?
Man-of-war bird
Man-of-war bird matched the French name behind 'frigatebird': la frégate was a fast warship. Both names nod to the way the bird chases down other seabirds and robs them.
Q 07In Hawaii the great frigatebird is known as the ʻiwa, a name with which unflattering meaning?
Thief
Thief is the meaning, a nod to the bird's habit of harassing other seabirds until they give up a meal. Even so, the ʻiwa catches most of its food for itself.
Q 08Which seabirds are the frigatebird's favourite victims, chased in mid-air until they throw up?
Boobies
Boobies are the favourite target, yet the raids pay poorly: one study found stolen meals supplied only about 5% of the food a frigatebird needs.
Q 09Why did sailors in the age of exploration treat the sight of a frigatebird as a good omen?
Land was near
Land was near, sailors reasoned, since a frigatebird cannot rest on the water. In fact the birds may forage up to 500 km from shore.
Q 10The largest frigatebird species, found from Florida to Brazil, has which grand word in its name?
Magnificent
Magnificent frigatebirds measure up to 114 cm long, with a wingspan that can top 2.4 metres. Their Latin species name, magnificens, means splendidly.
Q 11Which prey tops a great frigatebird's diet, often driven to the surface by bigger hunters below?
Flying fish
Flying fish top the menu, caught at the surface or plucked from the air as they glide away from predators. Squid are also taken.
Q 12Fishing crews head for circling frigatebirds because the birds often mark schools of which fish?
Tuna
Tuna push small prey up to the surface, where frigatebirds swoop in on the chase. The link cuts both ways: overfishing of big predators leaves the birds with less to eat.
Q 13Which Pacific nation's flag shows a golden frigatebird above a rising sun and ocean waves?
Kiribati
Kiribati took the design from the colonial arms of the Gilbert and Ellice Islands. On the flag the bird stands for command of the sea, freedom and the nation's dance patterns.
Q 21A soaring frigatebird's long pointed wings and tail give it a silhouette likened to which letter?
W
W is the shape, and with their dark plumage and sheer size it makes frigatebirds hard to mistake: no other seabird looks really similar.
Q 22The Spanish name for the frigatebird, rabihorcado, describes which feature of the bird?
Forked tail
Forked tail is the meaning, and frigatebirds use that tail as a rudder when twisting after other birds in flight.
Q 23Frigatebirds gain height without flapping by riding warm updrafts beneath which type of cloud?
Cumulus
Cumulus clouds sit on top of rising warm air, a free lift for a bird that can soar for days and only rarely flaps its wings.
Q 14Where in the Pacific do carvings of the birdman Tangata manu show a frigatebird's hooked beak?
Easter Island
Easter Island's Rapa Nui people venerated the great frigatebird, and the birdman won his title in a ritual contest. The bird itself no longer nests on the island.
Q 15Besides swimming, which everyday skill of most seabirds is all but beyond a frigatebird?
Walking
Walking defeats them because their legs are so short and their feet so weak. They also struggle to take off from the sea, so they keep clear of it.
Q 16Along coasts, frigatebirds will also swoop on the newly hatched young of which reptiles?
Sea turtles
Sea turtles are easy pickings as hatchlings cross the beach, and frigatebirds lift them without ever touching down. The birds also scavenge scraps around fishing boats.
Q 17On Caribbean cays, frigatebirds usually build their flimsy nest platforms in which coastal trees?
Mangroves
Mangroves hold most of the nests, built mostly by the female from twigs the male brings. Where no trees or bushes grow, frigatebirds will nest on bare ground.
Q 18Frigatebirds soar on thermals, unlike which seabirds that ride the winds made by ocean waves?
Albatrosses
Albatrosses are dynamic soarers, drawing their lift from wind over the waves. Frigatebirds instead circle upward on columns of warm air, rarely needing to flap.
Q 19Which term describes the frigatebird's habit of forcing other seabirds to give up their food?
Kleptoparasitism
Kleptoparasitism is rarer than its fame suggests: stolen meals are only a supplement to what frigatebirds catch for themselves.
Q 20Which explorer's journal of his first Atlantic crossing describes a frigatebird forcing other seabirds to vomit?
Columbus
Columbus's journal for 29 September 1492, written in mid-ocean, says the bird made other seabirds throw up their meals and that many lived in the Cape Verde Islands. That colony is now probably gone.
Q 24Frigatebirds live where which steady air currents supply the breeze their flight needs?
Trade winds
Trade winds blow steadily across the tropics, which is why frigatebirds turn up only as rare strays in cooler regions and never near the poles.
Q 25Which substance soon coats and cements the loosely woven twig nest of a frigatebird pair?
Guano
Guano, the birds' own droppings, hardens the flimsy platform. Little else is done to maintain it, and some nests fall apart before the season ends.
Q 26Fledgling great frigatebirds hone their flying skills in a chase game played with which object?
A stick
A stick is the toy: one youngster carries it, others give chase, and when it is dropped a chaser tries to catch it before it hits the water.
Q 27Frigatebird parents feed their fledged young for even longer in years hit by which climate event?
El Niño
El Niño years stretch a period of care that already runs for up to 428 days after a chick first flies. No other bird looks after its fledged young for so long.
Q 28Unlike most seabirds, frigatebirds will swoop low over a pond or stream for which purpose?
To drink fresh water
To drink fresh water, they skim low and gulp with the bill, never touching down. It is a habit few other ocean birds share.
Q 29Islanders in Tuvalu and nearby Pacific atolls reportedly used tame frigatebirds for which task?
Carrying messages
Carrying messages worked because a tame frigatebird taken to another island could be trusted to fly straight back to its home.
Q 30One rare frigatebird breeds only on which Australian territory, long mined for phosphate?
Christmas Island
Christmas Island holds every nest of its namesake frigatebird, in just four main colonies. Wartime clearing of breeding habitat and dust from the mines have both cut its numbers.