No, they don't actually shut down, but they do sleep a lot.
No. True hibernators must lower both their heart rate AND their lower they inner core temperature. In the case of bears, they only lower their heart rate while their inner core temperature remains high. The largest true hibernators are groundhogs.
unlike bears, they have a different systems. they are scavengers, and they live in warmer climates. p.s. its skunks.
Grizzly bears are vertebrates.
grizzly bears are in lots of danger
Grizzly Bears are not extinct.
Yes, grizzly bears are mammals.
yes
Grizzly Bears have caves as homes.
No. Grizzly bears are a subspecies of Brown bears, so that although all Grizzly bears are Brown bears not all Brown bears are Grizzly bears.
Woodchucks, ground squirrels and bats are true hibernators.
Grizzly bears offspring are called cubs.
No, grizzly bears live in forest biomes.