Mole is a mammal with beady little eyes that burrows underground eating earthworms. Moles are industrious diggers and can create 20m of tunnel per day.

See pictures of moles

Read more about the moles: http://www.bbc.co.uk/nature/life/European_Mole

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* mammal

* bead

* beady eyes

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molehill = a small pile of earth made by a mole

IDIOM:

make a mountain out of a molehill  (disapproving)  = to make a problem seem worse and more important than it really is:

* You're making a mountain out of a molehill. You wrote one bad essay - it doesn't mean you're going to fail your exam.

** She was only five minutes late! You're making a mountain out of a molehill.

See the picture about make a mountain out of a molehill

Do you make a mountain out of a molehill?

pics on Sodahead

Read more about the word mole: https://www.vocabulary.com/dictionary/mole