worm
2 major blood vessels
body segmentation
It does not have a rigid exoskeleton or jointed limbs which are major characteristics of arthropods.
Group one (earthworm, spider, jellyfish) are more distantly related compared to group two (frog, trout, centipede) because group two share a more recent common ancestor. This is because frog, trout, and centipede are all part of the same phylum Chordata, whereas earthworm, spider, and jellyfish are part of different phyla (Annelida, Arthropoda, and Cnidaria, respectively).
Earthworms areactually part of the decomposer's group along with fungi and microorganisms that break down other dead organisms.
earthworm
Earthworm does not have the back bone. Earthworm is invertebrate animal.
Earthworm does not have the back bone. Earthworm is invertebrate animal.
Earthworm. Each segment, or ring, of the earthworm has a self-sufficient group of organelles. Then once it splits apart it can just continue to grow and become a two new organisms.
is an earthworm a vertibrate
A earthworm is an arthropod.
the brain is essential for the movement of the earthworm. If the brain of the earthworm is removed, the earthworm will move continuously without stop