Abrupt Geographical Transition between Aposematic Color Forms in the Spittlebug Prosapia ignipectus (Fitch) (Hemiptera: Cercopidae)

Figure 4

Reflex bleeding in Prosapia bicincta: (a) droplets of yellow liquid emanating from tarsi, photograph by Sam Houston; (b) bleeding in response to attack by spider (see droplet of yellow liquid on front tarsus to left in picture and another droplet caught in the spider web in the background), photograph by Andy Williams.

(a)

(b)