According to new research, shrews change their size in accordance with the season. The tiny gray mammals can lose 20 percent of their body size in the cold winter months, possibly to conserve energy.

Right now, as autumn descends upon the Northern Hemisphere, many animals are preparing for the frigid and lean winter months. Bears are going through a serious bulking phase. Hares and stoats are ...

Nine species of shrews are found in a wide swath over Washington state, from sea level to mountain meadows.They are the state’s smallest mammals — the tiniest, the pygmy shrew, is the size of a thumb ...

This grey-black to blackish-brown shrew with a pointed, down-drooping nose averages 147-157 mm (5.8-6.2 in) in length, and is the longest of the Adirondack shrews. It weighs 10-17 g (0.35-0.60 oz), ...

In 1910, a pair of scientists exploring what is now the Democratic Republic of Congo came across a shrew of improbable furriness and size (though it still weighed in at just a tenth of a pound).

Common shrews are one of only a handful of mammals known to flexibly shrink and regrow their brains. This rare seasonal cycle, known as Dehnel's phenomenon, has puzzled scientists for decades. How can ...

A water shrew is an insectivore no bigger than a thumb but don't let its size fool you. A water shrew is a tiny insectivore no bigger than a human thumb. Because of poor eyesight, they must rely on a ...

If you liked this story, share it with other people. In 1917, Joel Asaph Allen examined an innocuous species of shrew from the Congo Basin and made a remarkable discovery: the shrew’s spine was unlike ...

Apparently, tree shrews follow the adage, “Rules are meant to be broken.” According to research led by Yale anthropology professor Eric Sargis, tree shrews — small, slender mammals native to tropical ...

We asked our friends at the Virginia Museum of Natural History in Martinsville to spotlight something fascinating about our state. Though small, this fella packs a real punch. Northern short-tailed ...

Elephant shrews were tiny animals, the size of a mouse, with an elephant-like tusk. They are known as sengi, a name derived from the Bantu language. A new species of the miniscule mammals were ...