num_pages: 32
description: A pygmy shrew is smallit's among the littlest mammals! A ladybug is even smaller but it hardly seems tiny when you compare it to a protozoa! And there are many things smaller stillso small that we can see them only with a microscope. Would you believe there are particles that are so tiny that we can't measure their exact size? Explore the huge world of the very small!
language: English
title: What's Smaller Than a Pygmy Shrew?
publisher: Albert Whitman & Company