Articles related to "Phylum Porifera"

As the sole members of the subkingdom Parazoa, sponges represent the lowest level of organized animal life.

The shrimps are safely housed inside the sponge and defend their host in return.

Sponges have traditionally been grouped taxonomically into three classes.

Sponges come in an incredible array of colors and an amazing array of body shapes. Their simple structure belies their wide spread distribution.

Poriferans are ancient animals. Fossils and molecular data put their origin at somewhere around 650 million years ago, nearly back to the dawn of animal life.

Also makes a great divider page for a science notebook.

Also makes a great divider page for a science notebook.

Animal shapes have evolved to fit the way of feeding.