sirenian

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References & Edit History Quick Facts & Related Topics

Images

Features of dugongs and manatees compared.

Steller's sea cow

ranges of living manatees and dugongs

Read Next

manatee and baby (sea cow, sea cows, sea mammal, ocean mammal)

Manatee Awareness Month

cat. orange and white persian cat with long hair, snarl, growl, teeth

7 Questions About Mammals Answered

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

Abundant Animals: The Most Numerous Organisms in the World

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

Why Do Animals Have Tails?

Aurochs. Bos primigenius. Skeleton. Extinct animal. Skeleton of an Aurochs, an extinct wild ox.

6 Animals We Ate Into Extinction

Discover

Periodical Cicada, Adult, Magicicada spp. Requires 17 years to complete development. Nymph splits its skin, and transforms into an adult. Feeds on sap of tree roots. Northern Illinois Brood. This brood is the largest emergence of cicadas anywhere

Why Do Some Cicadas Appear Only Every 17 Years?

Big beaver gnawing on limb at river's edge

6 Animal Species that Mate for Life

Dancers at a Cinco de Mayo festival at the Mission District, San Francisco, California. (Photo dated 2019.) holidays

Is Cinco de Mayo Mexico's Independence Day?

Cathedrale St.Jean in Lyon, France has a 14th-century astronomical clock that shows religious feast days till the year 2019; Perpetual Calendar

Ten Days That Vanished: The Switch to the Gregorian Calendar

Illustration for Demystified "How Dangerous is Quicksand"

How Deadly Is Quicksand?

Amendments 1-10 to the Constitution of the United States constitute what is known as the Bill of Rights on an American flag.

What Is the Emoluments Clause?

The United States Supreme Court building, Washington, D.C.

14 Questions About Government in the United States Answered

sirenian: Facts & Related Content

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

Facts

Also Known As	Sirenia

Photos

Features of dugongs and manatees compared.

Steller's sea cow

ranges of living manatees and dugongs

See All Images →

Topics

Trichechidae Dugongidae manatee West African manatee Amazonian manatee Caribbean manatee dugong sea cow Antillean manatee Florida manatee primate artiodactyl perissodactyl cetacean bat carnivore rodent insectivore pangolin lagomorph

Quiz

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

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

Wild Words from the Animal Kingdom Vocabulary Quiz

Dromedary camels (Camelus dromedarius). Animals, mammals.

Ultimate Animals Quiz

Mute swan with cygnet. (birds)

Match the Baby Animal to Its Mama 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

Lion (panthera leo)

Deadliest Animals Quiz

List

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

Abundant Animals: The Most Numerous Organisms in the World

cat. orange and white persian cat with long hair, snarl, growl, teeth

7 Questions About Mammals Answered