Yes they are mammals
Black bears typically nurse their young for about 1.5 to 2 years.
yes they do
As a natural instinct all mammal mothers care for their young.
yes
Black Bears produce live young.
In the wild, adult black bears are typically not preyed upon by other animals. However, young black bears may be targeted by predators such as wolves, mountain lions, and occasionally other bears.
They have mammalia, they have live young, they suckle and care for their young.
for at least three months then they are released Young polar bears are dependent on their mothers for nearly two years.
Father polar bears do not typically eat their young babies. This only happens under extreme cases where food cannot be found.
Yes. Brown bears, like Grizzly Bears especially, often kill and eat adult or young black bears whenever they meet each other.
Mommy Black and Grizzly bears have to protect her cubs from other bears. This does not require that it be tough times. Bears are opportunistic predator's, meaning if they can kill it easily they will eat it, and they don't care what meat it is.
Brown bears and black bears prey on young ones. Large pack of wolves prey on injured adults.