Even if some might be shrunken or differently positioned, all of these mammals have five digits, or fingers. Why do we share this pattern with our furry friends, even though we evolved under ...

The fossilized skeleton has flattened finger and toe bones, which suggests that its feet were webbed, but has forelimbs and other ... because he hypothesized this was the case for marine mammals "A ...

Visit BBC Webwise for full instructions Watch video clips Otters are semi-aquatic mammals and well adapted ... With their webbed feet and powerful tail they can swim at up to 12km per hour ...