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knockout mouse
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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
Mute swan with cygnet. (birds)
Match the Baby Animal to Its Mama 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
Related Questions
Read Next
Flying bat
Are Bats Rodents?
Collage of different cats. Made for the cat quiz on Mendel
16 Questions About Pets Answered
Rows of tassled corn in a Nebraska field. (agriculture)
Pro and Con: GMOs
Spider monkey swinging in a tree. (primate, jungle animal)
Why Do Animals Have Tails?
Genetically modified corn field. Genetically Modified Organism (GMO), transgenic corn, maize, agriculture, biological.
Do GM Foods Affect the Body Differently?
Discover
Moonrise over Tucson, Arizona
Why Doesn’t Arizona Observe Daylight Saving Time?
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
Calendar showing the month of February
Why Are There Only 28 Days in February?
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?
Statue of Liberty in front of the skyline of Manhattan, New York City, New York.
Who Was the Woman Behind the Statue of Liberty?
Bar graph of the United States Death Toll during major events. Infogram chart.
U.S. Death Toll During Major Events
NBA Lakers Celtics Finals Kevin Garnett shooting.
10 Great Sports Rivalries

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Related Topics and References

Topics

Key People

Smithies, Oliver
Oliver Smithies
American scientist
Martin Evans
Martin Evans
British scientist
Mario R. Capecchi
American scientist

Related Quizzes and Features

Quiz
Mute swan with cygnet. (birds)
Match the Baby Animal to Its Mama Quiz
Lion (panthera leo)
Deadliest Animals 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