Figure 1. Landing response of G. f. fuscipes on a large (1×1 m) E-target baited with either (A) mammalian host odours or (B) carbon dioxide dispensed outside a tent, or on a small (0.5 m high×1 m wide) E-target baited with (C) lizard or (D) mammalian host odours.

The landing response is the number of tsetse caught landing on the target expressed as a percentage of the total (landing+circling) catch.