NATURE'S ENGINEER - THE BEAVER
Microsoft ® Office PowerPoint
of Slides: 30
for grades: 3 - 12
presentation presents the beaver as nature’s engineer.
Students will learn that beavers are mammals in the Rodentia
order in the Castoridae Family. They
are semi-aquatic rodents who are primarily active at night.
Beavers build “lodges” or homes out of sticks, twigs, rocks and mud
often burrowing into the banks or rivers and lakes.
Dams are built to block water flow in order to create favourable
habitats if none exist.
The ponds created provide habitats for other species as well as
The characteristics of a beaver are illustrated and students will learn
that a beaver’s fur is naturally oily and waterproof. The
use of an oily secretion from its scent glands is discussed as further
coat waterproofing and to mark territory.
Photographs demonstrate a beaver’s physical characteristics.
Examples of lodges and the beaver’s surrounding territory is
provided including trees felled by the rodent.
Students will learn that humans and beavers encroach upon each other’s
The presentation ends with some fun beaver facts.
terms: lodge, habitat,
castoreum, incisors, kit.
Roiser BAA, BEd &
Kevin Chorowiec OCT, BAS, BEd