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Introduction References & Edit History Quick Facts & Related Topics

Images

Golden whistler (Pachycephala pectoralis)

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Spider monkey swinging in a tree. (primate, jungle animal)

Why Do Animals Have Tails?

animal. Amphibian. Frog. Anura. Ranidae. Frog in grass.

Abundant Animals: The Most Numerous Organisms in the World

Common, or southern, cassowary (Casuarius casuarius).

8 Birds That Can’t Fly

White-throated sparrow (Zonotrichia albicollis) at Shenandoah National Park, Virginia. (birds)

15 of the Best Birdsongs (According to Britannica)

Black-headed gulls perching on a roof with bird droppings, often seen in flocks around London, England, in winter time. The "black head" develops during the breeding season. (black headed, birds, guano, bird poop)

Discover

The Cheshire Cat is a fictional cat from Lewis Carroll's Alice's Adventures in Wonderland. (Alice in Wonderland)

11 Banned Books Through Time

Woman tied to a ducking stool, a method of punishment by means of humiliation, beating, or death. (cucking stool)

8 Unusual Punishments Inflicted on Women Throughout History

Title: Senate Square, St. Petersburg, December 14, 1825: repression of the troop mutiny - watercolor by Carl Ivanovitch Kollman, 1825 depicts Decembrist uprising clashing with cavalry, with spectators watching. (new style December 26, 1825) Europe. Saint

8 of the Largest Empires in History

Thumbnail for flags that look alike quiz Russia, Slovenia, Iceland, Norway

Flags That Look Alike

A Factory Interior, watercolor, pen and gray ink, graphite, and white goache on wove paper by unknown artist, c. 1871-91; in the Yale Center for British Art. Industrial Revolution England

Inventors and Inventions of the Industrial Revolution

Santa Claus flying in his sleigh, christmas, reindeer

Was Santa Claus a Real Person?

Close up of books. Stack of books, pile of books, literature, reading. Homepage 2010, arts and entertainment, history and society

12 Novels Considered the “Greatest Book Ever Written”

thickhead: Facts & Related Content

Written and fact-checked by The Information Architects of Encyclopaedia Britannica

Facts

Also Known As	whistler • Pachycephalidae

Photos

Golden whistler (Pachycephala pectoralis)

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Topics

golden whistler crested bellbird songbird bird-of-paradise wood warbler shrike bowerbird tanager vireo wren thrush drongo Hawaiian honeycreeper

Quiz

Sea otter (Enhydra lutris), also called great sea otter, rare, completely marine otter of the northern Pacific, usually found in kelp beds. Floats on back. Looks like sea otter laughing. saltwater otters

Animal Group Names

vulture. An adult bearded vulture at a raptor recovery center. The Gypaetus barbatus also known as the Lammergeier or Lammergeyer, is a bird of prey and considered an Old World vulture.

Animal Factoids

Lion (panthera leo)

Deadliest Animals Quiz

turkey vulture. vulture. Close-up of a head and beak of a Turkey vulture (Cathartes aura).

A Little Bird Told Me

Young chimpanzee dressed in a shirt and sweater vest, scratching his head thinking. (primates)

Wild Words from the Animal Kingdom Vocabulary Quiz

Mute swan with cygnet. (birds)

Match the Baby Animal to Its Mama Quiz

pigeon. pigeon and dove. member of the order Columbiformes, family Columbidae

Ultimate Bird Trivia Quiz

List

White-throated sparrow (Zonotrichia albicollis) at Shenandoah National Park, Virginia. (birds)

15 of the Best Birdsongs (According to Britannica)

animal. Amphibian. Frog. Anura. Ranidae. Frog in grass.

Abundant Animals: The Most Numerous Organisms in the World

Common, or southern, cassowary (Casuarius casuarius).

8 Birds That Can’t Fly

Demystified

Black-headed gulls perching on a roof with bird droppings, often seen in flocks around London, England, in winter time. The "black head" develops during the breeding season. (black headed, birds, guano, bird poop)

Do Birds Pee?