A dam built by beavers on a small Siberian river.
Palabras clave
drowning,
ecosystem,
floating,
flooding,
fur,
branch,
river,
water,
nature,
beaver,
conservation,
ecology,
environmental protection,
log,
old,
reservoir,
stream,
tree branch,
twig,
waterfall,
autumn,
environment,
flow,
dam,
wood
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