Scientists have discovered that Caribbean spiny lobsters try to stay away from others that are sick. Healthy lobsters given a choice between an empty den and one with a sick lobster choose the empty den. They avoid sick lobsters weeks before there are visible symptoms and before the sick lobsters become infectious, probably by detecting chemical cues. | Scientists have discovered that Caribbean spiny lobsters try to stay away from others that are sick. Healthy lobsters given a choice between an empty den and one with a sick lobster choose the empty den. They avoid sick lobsters weeks before there are visible symptoms and before the sick lobsters become infectious, probably by detecting chemical cues. |