Tuesday, February 22, 2011

2.22.11

Announcements-Quiz tomorrow on Phylums, know the characteristics of each phylum and examples for each phylum.

Homework-Study for tomorrow's quiz and work on the T.V adds.
Today in class we began by learning two new animals of the day:

Animal of the day #4 Dumbo Octopus
Phylum: Mollusca

Grows up to 20 cm
Have ear-like fins at the top of their bodies

Lives in the benthic zone, living at extreme depths

Status: not considered to be endangered

Animal of the day #5 Frill-Necked Lizard
Phylum: Reptilia
a.k.a."Frilled Dragon"
1 meter in length
Large ruff of skin supported by spines of cartilage, exposed when scared
Frill might help with thermoregulation
Runs bipedally, often climbs trees to avoid predators



After we finished going over the first two animals Mr. Paek showed us a video of a lizard nicknamed the Jesus Christ Lizard because of its ability to run on water.



We then took notes on the Phylum Arthropoda before beginning our lab. The notes said that Arthropoda are jointed leg animals with four classes
1:insecta-insects
2:arachnida-spiders, tics, etc.
3:crustacea-crayfish, lobster
4:myriapoda-cenepedes, millipedes

The lab we did in class today was on pages 28 through 33 in the unit packet and it covered the Phylum Arthropoda. We split up into lab groups and each worked on the Lab while observing a spider, grasshopper, and crayfish that were dissected on the table in front of us. It was a very interesting lab.

We ended the day in our lab groups finishing the lab and for the next two days all the biology teachers are going away to a conference so we will have substitutes and remember, "BE NICE TO THE SUB".

The next scriber is Su.

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