11Brown bears
![Brown bears](https://i0.wp.com/factrepublic.com/wp-content/uploads/2019/07/19.Brown-bears.jpg)
Brown bears can achieve running speeds of 48 kilometers per hour (30mph) or as fast as a racehorse.
12Hungry bears
![Hungry bears](https://i0.wp.com/factrepublic.com/wp-content/uploads/2019/07/20.Bear_.jpg)
When hungry bears tear into a beehive, they are actually looking for tasty bee larvae, which they much prefer over the plentiful honey inside.
13Polar bears
![Polar bears](https://i0.wp.com/factrepublic.com/wp-content/uploads/2019/07/Polar-bear.jpg)
Polar bears have a bone inside their penis to keep an erection going, and global pollution is causing this bone to weaken to the point where they are breaking.
14Bears
![Bears](https://i0.wp.com/factrepublic.com/wp-content/uploads/2019/07/22.Bears-scratching.jpg)
Bears have favorite trees that they travel for miles to scratch their back on.
15Female black bears
![Female black bears](https://i0.wp.com/factrepublic.com/wp-content/uploads/2019/07/23.Female-black-bears.jpg)
Female black bears delay the implantation of their fertilized eggs for months, effectively timing when they will give birth, and aborting the pregnancy if they are not healthy enough to rear cubs.