All last week we were talking about the evolution in three types of iguanas. There were two spicies. Marine, and land iguanas. Here is a List of the charateristics of the two we dicussed.

LAND
Yellow
Extra Skin
Long Claws
Spikes
Small Eyes
Nose Holes
Angrey
Loose Skin
Lives On Land


AQUATIC
Red
Black
Tight Skin
Small Spikes
Large Eyes
Lives Near Water
Small Claws
Smaller Mouth
Fater

Today we dicussed gene flow and genetic drift. Gene flow is based on evolution when things migrate and genetic drift is evolution at random. I found A realy great link on youtube that explains alot about what we've learned this year.http://www.youtube.com/watch?v=u7Y34zrJjtk