Figure 8.33 shows contours of the function giving the species density of breeding birds at each point in the US, Canada, and Mexico. Are the following statements true or false? Explain your answers.
(a) Moving from south to north across Canada, the species density increases.

(b) In general, peninsulas (for example, Florida, Baja California, the Yucatan) have lower species densities than the areas around them.
(c) The species density around Miami is over 100.

Transcribed Image Text:

120. 140 180 - 140 -100 Baja California 80 160 200 100 180. 160 140 240 280 360 180 440 140 160- 480 Figure 8.33 120 240. 80 100 Miami Yucatan