Problem of the day
Insects do not have (1)_____ as sharp as that of mammals or birds. The insect compound eye is more familiar to movement and so it cannot(2) ______ position distant objects. So, insects tend to take a rather unsteady flight path to navigate to a particular object. For example, in order to locate the caterpillar, the wasp needs to balance the odour signals(3)______ by its two antennae.