" The Big Picture!" by Mr C

Intro to Annelida

http://www.ucmp.berkeley.edu/annelida/annelida.html

https://www.youtube.com/watch?v=u9HHS1uPFSo

Virtual Lab

http://www.mhhe.com/biosci/genbio/virtual_labs/BL_14/BL_14.html

Number One

·      Note

·      Dorsal surface and adaptions

·      Reproductive Structures

·      Know difference between head and anus

·      Note specific locations for reproductive structures.

·      Take picture of specimen and diagram

·      Note setae

Number Two

Lab online

https://dj003.k12.sd.us/science%20labs/dissection/earth%20worm%20dis.htm

Lab with dorsal view and good pictures

http://dvbiology.org/biologyweb/bworm.htm

Start from dorsal surface

Need to identify structures and functions of the following systems

a)    Vascular

b)   Reproductive

c)    Digestion

d)   Nervous System

e)    Excretory

Make sure to draw and identify structures by using cross section slide of earthworm

Make sure to label external and internal structures

Great diagrams to download.

http://www.sierra-worm-compost.com/worm-biology.html

Number Three

Worm reproductions

http://hseballnotes.blogspot.ca/2013/06/reproductive-system-of-earthworm.html

http://www.microbiologynotes.com/reproductive-system-of-earthworm/

Worm digestion

http://dsip.weebly.com/annelida-segmented-worms.html

Videos:

Worm reproduction

https://www.youtube.com/watch?v=WlWDNwKw4A0

Worm circulatory system and digestion

https://www.youtube.com/watch?v=8LGOhTNPeyI

A great scot asked that question in 1935!

http://jeb.biologists.org/content/jexbio/13/3/279.full.pdf

further discussion

http://cronodon.com/BioTech/Earthworm_nutrition.html

http://cronodon.com/BioTech/Earthworm_nutrition.html

Charles Darwin’s last paper was about….worms!

http://www.hindawi.com/journals/aess/2010/823047/

Darwin discussing worms

It may be doubted whether there are many other animals which have played so important a part in the history of the world, as have these lowly organized creatures…”