Science & Nature
Test your knowledge of Endangered Species of the World with a free trivia word search from thewordfind.com. Read each clue, work out the answer, then find it hidden in the letter grid — every puzzle is freshly generated, so no two plays are ever quite the same. Don't know an answer? Tap the hint button in-game to reveal the first letter, or just scan the grid — every answer is hiding in there somewhere. Between the clues and the full answer key below, this topic doubles as a quick study guide — good for a trivia night, a classroom quiz, or just picking up something new about Endangered Species of the World along the way.
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Light pollution and habitat loss threaten many species of this glowing, bioluminescent beetle.
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This tiny nocturnal primate has enormous eyes and is found on islands in Southeast Asia.
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A '_ _ _ _ _' sea turtle, named for the color of its body fat rather than its shell, nests on tropical beaches worldwide.
This slow-moving South American mammal spends most of its life hanging upside down in trees.
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The world's largest primate, this African great ape includes several critically endangered species and subspecies.
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All 95 questions in this topic, with answers — use it to study, or just browse. Every actual play of the puzzle only pulls a random handful of these into one game, so knowing them all here won't spoil which ones show up or where they're hidden in the grid. Play it here.
Covered in spines like a hedgehog, this egg-laying Australian mammal uses a long sticky tongue to eat ants.
ECHIDNAThis orange-haired great ape, found only on Borneo and Sumatra, is losing habitat to palm oil plantations.
ORANGUTANThe largest land animal, this African and Asian giant is threatened by poaching for its ivory tusks.
ELEPHANTThis large wild goat, known for its corkscrew-shaped horns, lives in the mountains of Central and South Asia.
MARKHORA migratory species of this orange-and-black insect faces population collapse from habitat loss along its migration route.
BUTTERFLYAn endangered marine species of this playful, web-footed mammal lives along the Pacific coast.
OTTERThis desert antelope with long, straight horns went extinct in the wild before being reintroduced from zoo populations.
ORYXA bald-headed species of this large wading bird is endangered across parts of South and Southeast Asia.
STORKA golden species of this small amphibian from Panama is believed extinct in the wild due to a deadly fungal disease.
FROGThis intelligent great ape, humanity's closest living relative, is endangered across equatorial Africa.
CHIMPA European species of this snake-like fish migrates thousands of miles to spawn in the Sargasso Sea.
EELA relative of the manatee, this marine mammal grazes on seagrass in the warm waters of the Indo-Pacific.
DUGONGThis flightless, nocturnal bird with nostrils at the tip of its beak is a national symbol of New Zealand.
KIWIA spotted, cat-sized marsupial predator of Australia and New Guinea, several species of this animal are declining fast.
QUOLLNorth America's only native species of this weasel relative nearly went extinct before a captive breeding program saved it.
FERRETThis ancient reptile, found only in New Zealand, is the last survivor of an order that predates the dinosaurs.
TUATARAThe largest living lemur, this Madagascar primate is known for its loud, haunting song.
INDRISeveral species of this scavenging bird collapsed in numbers across South Asia after a veterinary drug poisoned their food.
VULTUREThis prehistoric-looking Amazonian bird has clawed wings as a chick and a digestive system like a cow's.
HOATZINThis ancient, bony-plated fish produces the eggs used for caviar and is critically endangered across the Caspian Sea basin.
STURGEONA vividly blue species of this large parrot, the inspiration for the animated film Rio, vanished from the wild around 2000.
MACAWFreshwater species of this filter-feeding, hinge-shelled mollusk are among the most endangered animals in North America.
MUSSELThis ray relative has a long, tooth-lined snout and is among the most threatened groups of ocean fish.
SAWFISHThe world's largest monkey, this colorful African primate has a vividly striped blue and red face.
MANDRILLThis flightless, nocturnal New Zealand parrot is one of the rarest birds on Earth.
KAKAPOCovered in tough keratin scales, this ant-eating mammal is the world's most trafficked wild animal.
PANGOLINThis small, tree-climbing wild cat of Central and South America can rotate its ankles nearly 180 degrees to climb down headfirst.
MARGAYThis small, striped Australian marsupial feeds almost entirely on termites and now survives in only a few tiny pockets.
NUMBATThis critically endangered sea turtle is prized, tragically, for the beautiful patterning of its shell.
HAWKSBILLGiant species of this slow-moving reptile on the Galapagos Islands can live well over 100 years.
TORTOISEHunted to the brink of extinction in the 1800s, this shaggy plains mammal has since made a slow comeback.
BISONThe world's largest living lizard is named for the Indonesian island where it is found.
KOMODOThis huge seabird, famed for its long wingspan, is threatened by longline fishing and plastic pollution.
ALBATROSSA wild population of this fish, once abundant in California's rivers, has crashed due to dams and habitat loss.
SALMONPoached heavily for its horn, this thick-skinned African and Asian mammal comes in white and black varieties.
RHINOAlso called the Asiatic wild dog, this reddish, pack-hunting canine is endangered across South and Southeast Asia.
DHOLEA slender, fast-running species of this antelope from the Arabian Peninsula is critically endangered due to habitat loss.
GAZELLEThis long-eared, burrowing Australian marsupial has become a native Easter mascot in its home country.
BILBYThe largest cat in the Americas, this powerful rosette-patterned predator ranges from Mexico to Argentina.
JAGUARThe largest land-dwelling member of the weasel family, this fierce carnivore roams northern forests and tundra.
WOLVERINENicknamed the 'Asian unicorn,' this rarely seen forest bovine was only discovered by scientists in 1992.
SAOLAA number of freshwater species of this small, lobster-like crustacean are endangered due to pollution and invasive competitors.
CRAYFISHThis small South American monkey includes the golden lion species, famous for its fiery mane-like fur.
TAMARINA tall, white North American species of this wading bird was down to about 20 birds in the 1940s.
CRANEOne of the world's smallest monkeys, a pygmy species of this primate can fit in a human hand.
MARMOSETA day-active, brightly colored species of this small lizard is endemic to and endangered on Madagascar.
GECKOThis slow-moving, plant-eating marine mammal is sometimes called a 'sea cow.'
MANATEEThis spotted big cat has a critically endangered subspecies found only on the Indonesian island of Java.
LEOPARDA wild species of this shaggy, high-altitude bovine roams the Tibetan Plateau and is threatened.
YAKA hammer-headed species of this cartilaginous fish is heavily overfished for its fins.
SHARKOnce thought extinct, this flightless New Zealand bird was rediscovered alive in 1948.
TAKAHEThis black-and-white bear from China survives almost entirely on bamboo.
PANDAThis colorful-billed seabird nests in burrows along cold northern coastlines and is declining due to warming seas.
PUFFINThis nocturnal Madagascar primate uses a long, thin middle finger to fish grubs out of tree bark.
AYEAYEA bright orange species of this amphibian, once found only in Costa Rica's cloud forests, hasn't been seen since 1989.
TOADRelated to the giraffe, this striped-legged forest mammal is native to the Democratic Republic of the Congo.
OKAPIThis big cat, the largest of all cats, has orange fur with black stripes and is endangered across its Asian range.
TIGERA carnivorous Tasmanian marsupial, notorious for its shrieking calls, has been devastated by a contagious facial tumor disease.
DEVILThis tufted-eared wild cat has an Iberian species that was once the world's most endangered feline.
LYNXCovered in bony plates, this burrowing mammal includes a vulnerable giant species from South America.
ARMADILLOA Chinese '_ _ _ _ _ _'-fish, a long-snouted river giant related to the sturgeon, was declared extinct in 2019.
PADDLEMadagascar's largest predator, this cat-like carnivore hunts lemurs in the island's forests.
FOSSAThis giant, wing-like ray filter-feeds on plankton and can have a wingspan of over 20 feet.
MANTAOne of the world's largest and most powerful eagles, this raptor is named for a mythical winged monster.
HARPYThis antelope with a distinctive bulbous nose roams the steppes of Central Asia.
SAIGAThis Arctic whale is famous for the long, spiraled tusk that grows from its upper jaw.
NARWHALThe fastest land animal, this spotted cat has an isolated, critically endangered Asian population in Iran.
CHEETAHThis fish swims upright and is one of the few animals in which males, not females, carry the developing young.
SEAHORSEThe world's smallest and most endangered porpoise survives only in Mexico's Gulf of California.
VAQUITAA pink-colored species of this large lizard is found only on one volcano on the Galapagos island of Isabela.
IGUANAA crocodile-tailed species of this small amphibian lives in mountain pools of southern China and is threatened by collecting.
NEWTA small, striped relative of the hyena, this insect-eating African mammal feeds almost exclusively on termites.
AARDWOLFRusty-patched populations of this fuzzy, black-and-yellow pollinating insect have declined sharply in North America.
BUMBLEBEENorth America's largest flying bird, a Californian species of this scavenger was once reduced to just 27 individuals.
CONDORThis Mexican salamander never loses its larval gills and can regrow entire lost limbs.
AXOLOTLRising ocean temperatures cause this colonial marine organism to expel its algae and turn white, a process called bleaching.
CORALA diamondback species of this brackish-water turtle lives along the U.S. Atlantic and Gulf coasts.
TERRAPINThis long, thin-snouted crocodile relative from South Asia is critically endangered in the wild.
GHARIALA red-coated species of this canine predator is critically endangered and found only in a small part of the southeastern U.S.
WOLFThis wild mountain goat with long, curved horns includes a Pyrenean species that went extinct in the year 2000.
IBEXA burrowing Australian marsupial, one critically endangered species of this animal is known as the northern hairy-nosed kind.
WOMBATThis pale, twisted-horned antelope is adapted to life in the Sahara Desert and is critically endangered in the wild.
ADDAXA tree-dwelling, brightly colored species of this shelled mollusk from Hawaii has nearly vanished due to an invasive predator.
SNAILThis tree-dwelling Australian marsupial feeds almost exclusively on eucalyptus leaves.
KOALAA pygmy, blue-tongued species of this burrowing lizard was thought extinct for over 30 years before its 1992 rediscovery in Australia.
SKINKSometimes called a 'bearcat,' this shaggy Southeast Asian mammal smells oddly like buttered popcorn.
BINTURONGThis ancient, spiral-shelled relative of squid and octopus survives largely unchanged after millions of years.
NAUTILUSThis small, tailless ape swings through Southeast Asian forests using its long arms.
GIBBONThis egg-laying Australian mammal has a duck-like bill and venomous spurs on its hind legs.
PLATYPUSThis reddish-brown forest antelope has white stripes and spiral horns; a mountain subspecies is critically endangered in Kenya.
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