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IT CAN’T BE TRUE! 255

The beaver dam is built Beavers build dams to create a pool
of trees, mud, and stones, of slow-moving water, in which they
and is entered by an can then build their lodges (homes).
underwater opening. The pool acts as protection from
predators such as coyotes, and is
also a source of food during winter.

The enormous
construction
was worked on
by several families
of beavers.

HIDDEN HOME

The record-breaking dam in
a remote part of Canada is
so big it can be seen from
The concrete arch structure the Moon. In this satellite
is 725 ft (221 m) high and image, some of the dam
659 ft (201 m) thick, with
120 million cubic feet (in brown) can been seen
(3.4 million m ) of concrete through the dense vegetation.
3
used during its construction.

US_254-255_309600_Dam.indd 255 19/12/17 3:48 pm