- Worms do not have eyes but they can sense light, especially at their front end (anterior).
- There are about 7,000 different kinds of earthworms.
- They move away from light and will become paralyzed if exposed to light for too long.
Welcome to the Worm Quiz, where you can test your knowledge and learn more about one of the most abundant species of terrestrial invertebrates! In addition to being beneficial for distributing nutrients, organisms and decomposing matter, they are also important in the food chain. They are a crucial protein-rich source of food for other important species like birds.
Take the quiz to test your knowledge of Worms if you believe you know everything there is to know about them or if you want to learn more about these wiggly environmental helpers!
Types Of Worms
Worms belong to a phylum of segmented worms known as Annelids, also known as segmented worms, that contain more than 22,000 extant species. These species included earthworms, of which there are over 7,000 species, leeches, of which there are almost 700 species, and ragworms, of which there are around 500 species. The species all live in and have adapted to various environments. Some of these species are:
- Megascolides australis – one of the largest in the world, the Giant Gippsland earthworm.
- Hediste diversicolor
- Tylorrhynchus heterochaetus
Interesting Worm Facts
It may not seem like it but worms are fascinating animals. They have many uses for their regenerative abilities. Almost all earthworms are able to regenerate their tails if cut off but many species are able to regenerate multiple areas. For some, being cut between the head end and tail end will result in two fully functioning worms after the missing parts regenerate. Keep reading to discover more interesting facts.
- Tylorrhynchus heterochaetus species of ragworm is considered a delicacy in some provinces of North Vietnam.
- A red worm is moist to the touch because of a slimy coating that keeps it from drying out.
- In one acre of land, there can be more than a million earthworms.
- The number of hearts a worm has can range from zero to five to as many as 10.
- Earthworms are found all across the planet, from the frozen tundra to tropical jungles.