Pictures of Sponges

Kingdom….AnimalPhylum…Porifera

Sessile……when an adult Porous bodies Aquatic environment Filter feeders Water pollution indicators Radial or asymmetric symmetry Most primitive and simplest animal

Yes…There are more

Sexual reproduction

Asexual Reproduction…budding

Many are colonial

More General Characteristics

One large top opening

Examples of Sponges

More Sponge Examples

Kingdom…AnimalPhylum…CnidarianGeneral Characteristics

Stinging cells and tentacles

Partially sessile

One opening to take in food and excrete waste (MOUTH)

More General Characteristics

Habitat ….. fresh and ocean waters

Reproduction sexual

Reproduction asexual…budding

Can be hermaphroditic or separate sexes

More Characteristics

Two Body forms….polyp and medusa

Soft bodies

Radial Symmetry

Primative tissues

Polyp Forms

Medusa Form

Insides of a hydra

Sea AnemoneFlowers of the Sea

Cnidarians insides

Budding Hydra

Ecology

Food for other organisms Sponge…pollution indicator Habitat for smaller organisms