The biology of sponges

The simplest living animals, form a colorful phylum of great importance for understanding the evolution of all animal life

Other Authors: Denning, David, Russell, Bruce J.
Published: [Beaufort, S.C.]: BioMedia Associates: EBioMedia [distributor], 2003.
Subjects:
Summary:The simplest living animals, form a colorful phylum of great importance for understanding the evolution of all animal life
Physical Description:1 videocassette (15 min.): sd. col.; 1/2 in.
Production Credits:Written and photographed by David Denning
ISBN:1930522225