October 7

Science 9

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During science with Ms Lauder we learned about ecology and how there are different species with different responsibilities to keep the ecosystem thriving and functioning.

When we did the presentation we had to pick a endangered species and had to present them as well as create a law that would help preserve the species. I chose the African Golden Cat so i researched the species and made a law around decreasing deforestation to help preserve the habitat

To improve I could have rehearsed more and had more key points that I elaborated on instead of just a paragraph. To improve my work habits I would need to make more use of class time and do less work at home as well as add more detail to every slide to make it more visually appearing.

Owl Pellet Dissection

What surprised you during the dissection
What surprised me the most was how many tiny bones could fit into a single owl pellet. I didn’t expect to find almost a complete skeleton inside, especially with delicate bones like the ribs and the other small ones

What challenges did you face while articulating the skeleton
The biggest challenge was figuring out where each bone belonged. Some of the bones were really small or looked similar, so it was hard to tell which bone went where. Also it was hard to get the fluff of from the bones even after soaking it in hydrogen peroxide

What did you learn about owl diets and ecosystems
I learned that owls regularly eat rodents and smaller creatures and how much of the fur and bones stay in their body before being coughed up into pellets

How did this activity connect to what we’ve learned in class
This connected to our lessons about food chains, predator and prey relationships, and the role of consumers in ecosystems during our ecology unit. It also helped me understand how owls are able to be dominate predators with how they are built and their strategies