Bitches are female dogs, and they usually do not wear much more than their fur.
A polar bear, especially a male, would be as aggressive or more as a black bear when it comes across to a prey.
Horses are often aggressive towards dogs and can be aggressive to other livestock. Generally, mares with foals will tend to be more protective and can become aggressive if they feel their foal is in danger.
Sometimes, and if it happens, call the vet.
Teenagers are known to become much more self assertive than younger children are; they may therefore be described as rebellious or aggressive.
More aggressive, Most aggressive.
If you get angrier you will get more aggressive.
To become a more aggressive fighter in Karate you should fight mainly boys and trust me you might cry but it's all part of the training to become a more aggressive fighter. You should take it easy at first spar a boy who's a beginer or does not fight that good then go to better, and better fihghters and sooner or later you'll become pretty aggressive. If you to have an aggressive look to your abs do about 200 push up's a day and after a month or 3 weeks you'll have ab's if does not work then do more push up's.
more aggressive, most aggressive
Coyotes are typically not aggressive towards humans, but they may become more bold in urban areas where they have become accustomed to human presence. It is important to avoid feeding or approaching coyotes to prevent potential conflicts.
Any dog can be aggressive. It all depends on how you raise him/her. If you raise them like they're part of your family, treat them good, take care of them and don't abuse them then you have a less chance of them being aggressive. If you leave them outside neglect or abuse them then they are more likely to become aggressive.
They become a bit more aggressive, particulary against other female dogs.