Invertibrates

Invertibrates are so named because they don’t have a backbone. They’re usually small and some are covered with scales or shells. How they reproduce, what they and where they live are all part of the information you can find in this section.

The Echinoderms: 6 Things You Should Know

The echinoderms are a group of marine invertebrates. This group includes some of the most iconic marine animals in the world, from sea urchins and starfish, to sea lilies. The name echinoderm literally means “spiny skin”. Although not all members…

Natural Wonders: What Are Soft Corals?

Soft corals are a type of Cnidaria which stand out for their lack of an internal calcium carbonate skeleton. They form some of those gorgeously colorful coral reefs you’ve probably seen in pictures, especially in tropical areas. These marine invertebrates…

The Kissing Bug and Chagas Disease

Chagas disease is a condition that mostly affects people in rural areas of Central and South America. It’s almost entirely caused by a tiny little insect: the kissing bug. Also known as the “barber bug” and the “winchuka,” the kissing bug has…

Hirudo Medicinalis: The Medicinal Leech

Hirudo medicinalis is a leech, and therefore an invertebrate in the Annelida phylum and the Hirudinae family. This specific kind of leech has been used for medical purposes for many centuries, which is where it got its more common name: the medicinal…