Metamerism isthe repetition of homologous body segments. This type of development can be seen in the Annelids, which include earthworms, leeches, tubeworms, and their relatives. ... The earthworm is an example of an annelid showing true metamerism. What are metameric ethers? Ethershaving same ...
Try to identify reproductive adults: those earthworms will have awell-defined clitellum. The clitellum is usually a different colour than the earthworm's body and located close to the head of the earthworm. The clitellum is normally greyish-white, but it can also be bright orange within th...
Pill bugs have slate-gray body segments that look like plates of armor, and they roll up into tight balls when exposed. They’re usually about ½-inch long when unrolled. How pill bugs help your garden Decomposers:Pill bugs operate in your soil like earthworms. They help decompose organic...
"It may be doubted whether there are many other animals which have played so important a part in the history of the world, as have these lowly organized creatures," he concluded [source: Darwin]. Darwin was on the money; at least by sheer numbers alone, earthworms have a tremendous impact...
pencil and paper a camera antennae legs a jar lots of legs Myriapods Arachnids Insects Molluscs 8 legs 6 legs a flattened disc or a pointed spire Do not have a hard, coiled shell saddle coiled shell There are around 150 species of land snails and slugs in Did you know?
The tapeworm actually consists of many white segments, joined together like a tape. They tape together and can get to be several feet long. Then they drop off to multiply. It is the segments that are seen as they shed. These segments contain the eggs, they look like wiggling grains of ...
that includes “eyes, mouthparts, antennae, body, legs, the fore and hind sections of the digestive tract, and some respiratory surfaces. Regions of flexible, unhardened exoskeleton serve as joints between neighboring segments.” The body cavity contains the digestive, circulatory, nervous and reprod...
Detritus worms are segmented worms (known as annelid worms) that are members of the same family as earthworms and leeches. They are long, slender, and whitish-brown, similar to planaria. However, detritus worms are much thinner and smaller than planaria worms. They have a more stringy appea...
Watchhowitmoves. Recordyourobservations. ObserveGentlytouchthewormwithyour inger.Watchwhathappens.Recordyour observations. ObserveA tera ewdays,observethe terrarium.Doyounoticeanychangesin theearthworm’senvironment? DrawConclusions CommunicateHowdidtheearthworm respondwhenyoutouchedit? In erDoestheearthwormhavea...
maggots (fly larvae), earthworms, or red worms (red wrigglers) in your dog's poop, it's likelybecause those creatures are highly attracted to and feed on the feces. So they likely showed up quickly after your dog's bowel movement (rather than being included when it exited his body). ...