1 â¢ Ozone (O3) is an extremely reactive gas molecule composed of three oxygen atoms. â¢ 2  Ozone forms in chemical reactions in the atmosphere when nitrogen oxides (NOx) and volatile organic compounds (VOCs), also called hydrocarbons (HC), come into contact with both sunlight and heat. â¢ Ozone (O3) is an extremely reactive gas molecule composed of three oxygen atoms. â¢ 2  Ozone forms in chemical reactions in the atmosphere when nitrogen oxides (NOx) and volatile organic compounds (VOCs), also called hydrocarbons (HC), come into contact with both sunlight and heat.
Grolar bears. The offspring of a grizzly bear and a polar bear, a grolar bear is one beast you don't want to meet in the woods. Interestingly, unlike many hybrid animals on this list, grolar bears are known to occur naturally in the wild.
No. The polar bear is actually the largest bear in the world, and is the largest predator on land. The largest polar bear weighed 2210 pounds and stood 14 ft tall on hind legs â¦ , while the largest grizzly bear weighed 1760 pounds and stood 12 ft tall.3 people found this useful.o. The polar bear is actually the largest bear in the world, and is the largest predator on land. The largest polar bear weighed 2210 pounds and stood 14 ft tall on hind legs â¦ , while the largest grizzly bear weighed 1760 pounds and stood 12 ft tall. 3 people found this useful.