Get to work… 1.Pick up the handouts from the front table. 2.On the “Finding Gold Article” handout, answer the first question “What is a species?” Find the answer on textbook page 101.

Reminders … 1.Cell phones 2.Backpacks, food/drink 3.If you don’t have an ISN grade, turn it in to ME. 4.We had a unit summative test last Friday. 5.There is a quiz tomorrow.

Today … 1.We will read and watch a video about Golden Toads and take notes. 2.We will read and take notes about habitats. 3.We will add to the Aha! Connections page.

Worksheet … What is a species? Group of individuals that interbreed and produce fertile offspring.

Worksheet … Where were the “golden toads” found? Geographic area: __________________ America. Country: the mountains of __________ __________ Local area: Monteverde means “______________ Habitat: the forests are known as ___________________ forests because they’re covered by slow-moving clouds. Central CostaRica Green mountain cloud

Worksheet …

Biotic & Abiotic What biotic factors are in the forest (list three) Ferns, Liverworts, Mosses, Clinging Vines, Orchids What abiotic factor helps the biotic factors? “organisms that thrive in cool, misty environments.”

Worksheet …

Population change How many toads were counted in 1964? 200 How many toads were counted in 1987? Hundreds but few tadpoles. How many toads are there now? None (extinct)

Worksheet … A cloud forest’s soil, rocks, leaf litter, humidity, plant life, and seasonal pools of water are all part of a toad’s HABITAT Habitats provide organisms with the resources they need to live. Some of the most important resources are: Nutrition Shelter Breeding Sites Mates

Worksheet … Compare and contrast an ecosystem and a habitat. How are they the same: Both have abiotic and biotic factors. How are they different: The habitat’s boundaries are defined by the organism. It can be a small section of ground for the worm. It can be several ecosystems put together for the hawk.

Worksheet …

Name at least two specific elements of the golden toad’s cloud forest habitat. Humidity and pools of water What changed in the habitat that made it unsuitable to the golden toads? Temperature