1.) The following data is taken from the Gulf of California Islands. In what ways do
these data support the equilibrium theory of island biogeography?
Gulf of California Distance from Island Number of
Islands mainland area plant species
Santa Cruz 26 km 39 km2
180
Partida 19 km 88 km2
257
Cerralvo 13 km 362 km2
301
San Jose 6 km 544 km2
396
2.) With your understanding of island biogeography, which of the following islands
would have the greatest and least number of different species: Great Britain, Guam, or
Long Island? What evidence led you to determine your response?
Sample Solution