Many people don’t even know that sand dollars and sea stars are animals! The students have been studying the characteristics of these strange and beautiful aquatic creatures. They also have observed sea cucumbers and sea urchins which makes up the phylum echinodermata. Key characteristics that the students are looking for are podia, spines, food grooves, and petalloids. The students have been comparing and contrasting the way these animals gather energy, reproduce and protect themselves. They observed preserved specimens and also slides of sea stars in the early stage of adult form from the larva.

Leave a Reply

Fill in your details below or click an icon to log in: Logo

You are commenting using your account. Log Out /  Change )

Google photo

You are commenting using your Google account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

Connecting to %s