EL Deer: Predation or Starvation

Last updated about 2 years ago

11 Nsɛmmisa

The graph shows the population of deer and wolves on a remote island. The deer lived on the island without predators. Biologist feared that the deer population was growing too much and that deer would die of starvation and disease. In 1971, wolves were introduced (or brought to the island) in hopes of controlling the deer population.

EL Deer: Predation or Starvation

EL Deer: Predation or Starvation

What happened to the deer population (blue line) from 1971 to 1973?

Populations increase when

What happened to the deer population (blue line) from 1973 to 1977?

What happened to the wolf population (orange line) from 1971 to 1975?

What happened to the wolf population from 1975 to 1978?

What happened to the deer population (blue line) from 1971 to 1973?

Populations increase when

What happened to the deer population (blue line) from 1973 to 1977?

What happened to the deer population from 1977 to 1980?

What happened to the wolf population (orange line) from 1971 to 1975?

What happened to the wolf population from 1975 to 1978?

What happened to the wolf population from 1978 to 1980?

What is the carrying capacity?

What happens when a population reaches carrying capacity?

What happened to the deer population from 1977 to 1980?

What happened to the wolf population from 1978 to 1980?

What is the carrying capacity?

What happens when a population reaches carrying capacity?