Weds 4/25 *Turn in missing work! 1.In australia in the early 20 th century, rabbits were a big invasive pest. People were considering introducing foxes to control the rabbit population, do you think it would be a good idea? Write at least one sentence explaining why “When one tugs at a single thing in nature, he finds it connected to the rest of the world.” ~John Muir Agenda: 1.Pass out progress reports and stuff 2.Invasive species videos 3.Some Notes 4.Kaibab deer worksheet

Australian Rabbits

Cane Toads

Zebra Mussels

Invasive plants Arizona

Aquatic Invasive Species in Arizona

Some Invasive Animals in Arizona

Abiotic factors: Non-living parts of an environment (ex: rocks, air, soil) Ecology Notes cont’d

Biotic Factors Living organisms in an environment

Put these in order of size in your notes from smallest to biggest (it’s ok if you’re wrong) Population, community, organism, biosphere, ecosystem

Organism: one living thing Population Group of organisms of one species that mate and live together Community Collection of interacting populations Ecosystem Combination of the community and abiotic factors Biosphere Portion of the earth that supports life

Carrying capacity: number of organisms an environment can support