When Did the American Bison near Extinction?
When Did the American Bison near Extinction? The American bison were near to extinction by 1900, although they numbered more than 60 million when the white man first...
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What Is a Tuatara?
What Is a Tuatara? The tuatara is the only survivor of the beak-headed order of reptiles, called Rhynchocephalia that goes back to the time of the dinosaurs. Their name...
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Where Is the World’s Longest Snake?
Where Is the World’s Longest Snake? The longest snake in the world – the python – is found in the tropics, in and around the Malay region. It is the...
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Where Do Sponges Come From?
Where Do Sponges Come From? The soft, absorbent, natural sponges used in baths are the skeletal remains of a marine animal. Biologists once thought sponges were plants....
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When Do Animals Become Mutants?
When Do Animals Become Mutants? Animals are said to be mutants when they show characteristics different from the rest of their species. Mutations are processes by which...
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