Alpacas have pear-shaped ears and short noses, whereas llamas have longer, banana-shaped ears and lengthier faces. Alpacas also have fine, silky hair, whereas llamas have wiry, coarse hair, per ...

Being able to switch easily between water and land is crucial for otters– they hunt in the water, build their homes on land, and raise their young in both places.

Don’t look now, but your favorite crabs may be migrating from life in the water to life on land—or vice versa. A new study published in Systematic Biology shows that true crabs—belonging to ...

Cold-blooded animals grow bigger in the warm on land, but smaller in warm water Date: February 16, 2015 Source: University of Queen Mary London Summary: Scientists studying arthropods, the group ...