WebWorms are invertebrate animals with bilateral symmetry. Worms have a definite anterior (head) end and a posterior (tail) end. The ventral surface of worms and other organisms is the bottom side of the body, often closest to the ground. The dorsal surface is located on the upper part of the body facing the sky. The lateral surfaces are found on the left and right … WebAug 10, 2011 · Worms don’t have eyes or ears or lungs, but breathe through their skin. Lacking bones, worms rely on a complex system of muscles and tiny, nearly invisible bristles to pull and push themselves …

Physical adaptations for life underground - Science Learning Hub

WebMany predators, such as wolves, cats, humans, hawks and owls evolved forward-facing eyes so that they could effectively track and hunt prey. Most prey animals, such as deer, … dvd storage ideas diy

Worms: Phyla Platyhelmintes, Nematoda, and Annelida

WebEarthworms don't have eyes, but they do have light-sensitive cells scattered in their outer skin. These cells don't enable earthworms to see images, or forms, but they do give their skin the capacity to detect light and changes in light intensity. ... Its clitellum secretes a second mucous ring that slides forward over the worm's body. When the ... WebSep 13, 2024 · Forward-facing eyes give good depth perception because their fields of view overlap, thus providing binocular vision. Prey species tend to have eyes placed more to the side of the head. This gives them a larger field of vision, though they cannot pinpoint an object in front of them as well. WebThe following image illustrates earthworm anatomy: Figure 1: Anatomy of an earthworm. The first segment of the earthworm, the peristomium (see figure 1), contains the mouth.There is a small tongue-like lobe just above … in case of compound interest the principal