Warm Up 1/17/08 What important event in animal evolution marks the beginning of the Cambrian? a. the ability to fly b. the ability to swim c. the appearance.
Ch 26- Sponges and Cnidarians What characteristics do all animals share? – Members of kingdom Animalia, multicellular, eukaryotic heterotrophs, lack cell.
Take a guess… Which type of animal are most vertebrates?
Ch. 26 : Animal Evolution and Diversity. 26.1 Invertebrate Evolution and Diverisity.
5 th Biennial Ptolemy Miniconference Berkeley, CA, May 9, 2003 Evolutionary Programming using Ptolemy II Greg Rohling Georgia Tech Research Institute Georgia.
Chapter 26: Sponges and Cnidarians. 26-1 Introduction to the Animal Kingdom What makes animals different from the previous organisms we have covered so.
The Animal Kingdom Chordates. Phylum Chordata Chordates Possess all the characteristics of animals farther down on the evolutionary ladder: nucleus, multi-
ANIMAL EVOLUTION AND DIVERSITY Copyright © 2009 Pearson Education, Inc.
Chapter 26: Animal evolution- The Chordates Ruth Cuaboy.
The Animal Kingdom ArthropodsArthropods. Characteristics: Eukaryotic (nucleus) Heterotrophic: must consume their food All are multicellular Possess no.
"It is not a simple life to be a single cell, although I have no right to say so, having been a single cell so long ago myself that I have no memory at.
BURGESS SHALE-TYPE PRESERVATION AND THE ANIMAL EVOLUTION ACROSS THE CAMBRIAN/PRECAMBRIAN BOUNDARY by (Alex) Jih-Pai Lin [email protected].
