1.   For them this insect carries serious disease and sometimes death.

2.   Pretty flowers and sweet-smelling trees rely on insects to carry their pollen from one plant to another.

3.   So far the scientists have found no hints as to which animals or insects might carry the virus.

4.   Carried by insects called sharpshooter leafhoppers, the bacteria infest the xylem, the tubes under the bark of a tree that transport water.

5.   Instead, research is underway to find out which insects carry the disease and how they can be controlled, he said.

6.   The virus is believed to be carried by insects such as mosquitoes and gnats.

7.   These insects carry the Rift Valley Fever virus and infect livestock.