Top 10 Foods Highest in Calories Written by Daisy Whitbread, MScN Calories are the basic unit of energy found in all foods and are necessary to maintain the body's vital functions or basal metabolic rate. The amount of calories a person needs depends on factors like their age, gender, and lean muscle mass.
Earthworms may appear to have radial symmetry because of their cylindrical shape, but DON'T BE FOOLED! They actually have BILATERAL symmetry. This is because they have an up and down (dorsal and ventral), and front and back (andterior and posterior).Linus Â· 9 years ago.Thumbs up.arthworms may appear to have radial symmetry because of their cylindrical shape, but DON'T BE FOOLED! They actually have BILATERAL symmetry. This is because they have an up and down (dorsal and ventral), and front and back (andterior and posterior). Linus Â· 9 years ago. Thumbs up.
Typically only a few inches (7 or 8 centimeters) in length, some members of this species have been known to grow to a serpentine 14 inches (35 centimeters). Earthwormsâ bodies are made up of ring-like segments called annuli. These segments are covered in setae, or small bristles, which the worm uses to move and burrow.Night crawlers are so named because they are usually seen feeding above ground at night.They burrow during the dayâtypically keeping close to the surfaceâcapable of digging down as deep as 6.5 feet (2 meters).hese segments are covered in setae, or small bristles, which the worm uses to move and burrow. Night crawlers are so named because they are usually seen feeding above ground at night. They burrow during the dayâtypically keeping close to the surfaceâcapable of digging down as deep as 6.5 feet (2 meters).