flea

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Lateral view of an adult bedbug, Cimex lectularius, as it was in the process of ingesting a blood meal from the arm of a voluntary human host. Photo dated 2006.

8 Animals That Suck (Blood)

Discover

The Lost Colony of Roanoke, North Carolina, where 115 people mysteriously disappeared c. 1590. John White discovers the word Croatoan carved onto a tree upon his return to the deserted Roanoke Colony in 1590

The Lost Colony of Roanoke

Hemp (Cannabis sativa).

9 Mind-Altering Plants

A tornado in rural Iowa sweeps dangerously near a farm. Weather storm

Why Does the United States Have More Tornadoes than Any Other Country?

Indian hijras participate in a religious procession in Gandhinagar, India, some 30 kilometers from Ahmedabad, on March 22, 2017. Hijra is a term used in South Asia which refers to transgender individuals who are born male. (gender identity, gender expression)

6 Cultures That Recognize More than Two Genders

Washington, D.C. locator map.

What State Is Washington, D.C. In?

Andrew Jackson delivering a speech while on his way to Washington, D.C., for his inauguration in 1829. From Harper's Weekly, 1881.

5 Remarkably Close U.S. Presidential Elections

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History of Technology Timeline

flea: Facts & Related Content

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

Facts

Also Known As	Siphonaptera

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flea life cycle

circus: flea master Billy Rayner

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Topics

mouse flea rat flea shrew flea Malacopsylloidea Pulicoidea sticktight flea Oriental rat flea European rabbit flea European chicken flea western chicken flea lepidopteran coleopteran Hymenoptera dipteran neuropteran caddisfly snakefly scorpionfly strepsipteran fly

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

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

Mute swan with cygnet. (birds)

Match the Baby Animal to Its Mama Quiz

wasp. Vespid Wasp (Vespidaea) with antennas and compound eyes drink nectar from a cherry. Hornets largest eusocial wasps, stinging insect in the order Hymenoptera, related to bees. Pollination

Know Your Bugs Quiz

Lion (panthera leo)

Deadliest Animals Quiz

List

Lateral view of an adult bedbug, Cimex lectularius, as it was in the process of ingesting a blood meal from the arm of a voluntary human host. Photo dated 2006.

8 Animals That Suck (Blood)