Few animals in the world are as famous or as infamous as the beaver, and
none save our species has the ability to so dramatically transform its
Beavers are remarkable animals. They have teeth that
self-sharpen and never stop growing, and a heart that slows down and
valves that close in their ears and noses when they dive. Their tail is
the most multi-purpose of any animal on this planet; in addition to
communication its many functions include serving as an air
conditioner in summer and a food pantry in winter.
Boktitel:Dam Builders. The Natural History of Beavers and Their Ponds Författare: Michael Runtz Bokförlag: Fitzhenry & Whiteside
Michael Runtz is one of Canada’s most highly respected naturalists, nature photographers, and natural history authors.