Chemotherapy can: 1  Make a tumor smaller before surgery or radiation therapy. This is called neo-adjuvant chemotherapy. 2  Destroy cancer cells that may remain after surgery or radiation therapy. This is called adjuvant chemotherapy. 3  Help radiation therapy and biological therapy work better.
Guinness world records has listed Brazilian Wandering Spider as the most poisonous spider in the world. They wander the floor at night rather maintaining a web or residing in a lair. During the day time, they will hide under the fallen logs, termite mounds, under the rocks and even in a banana plant.
Black Widow: Most Venomous Spider in North America. A female black widow spider doesn't always kill her mate. But if he doesn't get away fast enough, she'll turn him into insect soup. Black Widow: Most Venomous Spider in North America. A female black widow spider doesn't always kill her mate. But if he doesn't get away fast enough, she'll turn him into insect soup.  But if he doesn't get away fast enough, she'll turn him into insect soup.