Data are generated that follow relationships taken from the journal
ECOLOGY, Vol. 68, 1987. Systems simulated include:

1. Engelmann spruce & Lodgepole pine mortality rate

2. Seed predation in four mangrove species

3. Palatability of plants to browsing ruminants (kudus)

4. Krill feeding by three penguin species

5. Limpets and three substrate types

6. Tropical forest nitrogen under different conditions

7. Tree snake predation on birds in Guam

8. The cooling of eggs in two high arctic finches

9. Leaf geometry and herbivory

10. Darwin's finches clutch sizes

11. Fruitfly egg numbers & survival

12. Damselflies predation & prey numbers

13. Nitrogen & days since flood disturbance

... PLUS 12 additional systems...

ECOLOGY-68 Data Simulation

(Program No. 102-32W or No. 102-32M)

for WINDOWS (95, NT, 98, Me, Xp) or Macintosh (Classic, OS X)

$ 69.95