The trunks of Palm trees do not get thicker as they age; rather, they simply grow taller. Some Palms have trunks that are as skinny as pencils. Fossil Palm trees date back 100 million years to the Jurassic Era. Muslims regard the Date Palm as the tree of life, as its roots can be traced back more than 5,000 years.
At last count, there were more than 9,000 species of segmented worms on the planet today. Some of the most common types of segmented worms include earthworms, leeches, and sandworms. Earthworms make up the largest and most diverse group of segmented worms in the world. In all, there are more 2,700 different types of earthworms living in every corner of the earth today.
Segmented worms are the largest worms and are things like earthworms or leeches. They are the most complex worms and have developed digestive systems and a group of nerves that works like a brain. The main difference is that segmented worms are more complex organisms.onfidence votes 17. Worms use their muscles and setae, short bristly hairs, to move. The setae help them control their speed, and latch on to the ground. They have two kinds of muscles: circular and longitudinal.