Scientists try to find why thousands of sardines are dying in South Africa

Experts think a virus might be killing many fish off the coast, but they are still running tests to be sure.

A lot of sardines have been washing up dead on beaches in South Africa. It is a sad sight, and people are worried about why it is happening. Scientists are now looking into the cause. Their main theory is that a virus might be to blame. This is a type of herpes virus that can affect fish. Experts are testing the dead fish to see if this virus is truly the killer. They want to make sure it is not something else, like a change in the ocean's temperature or pollution. Sardines are very important for the ocean. Many other animals, like dolphins and sea birds, rely on them for food. If the fish…