insects love moisture and thrive around rivers or creeks. Ablack fly’sdistinguishing feature is its humped back, when viewed up close or under a dissecting microscope. They generally make their homes in most parts of the United States, but are a particular nuisance in the northern part of ...
Snails unintentionally provide a home or source of protection for hermit crabs once they die and leave behind their shells. Phoresy is the relationship that exists between mites and insects, where the mites use the bodies of insects as a means of transportation. What are examples of ...
Insects are considered to be detritivores (secondary decomposers) that feed dead material by mouth and digestion of the litter in their intestine. The significance of these organisms is that they are capable of feeding on a wide variety of organic matter, including animal parts, plants, and also...
Ornithopods were a branch of Ornithischian dinosaurs that appeared in the midJurassic Periodand which survived to the end of theCretaceous Period. They had three-toed feet, beaks, and a relatively advanced mouth structure that enabled them to breathe while chewing. Family: Hadrosauridae (Duck-B...
Mosquitoes are small, flying insects that are common to the U.S. They have a long, needle-like mouth part called a proboscis that breaks skin and sucks blood from people and animals. Some mosquitoes are considered to be vectors, or insects that spread germs to people and animals that can...
The second-most numerous arthropods, this group is united by three parts of their anatomy. They have two pairs of modified appendages: thechelicerae, found near the mouth and used for feeding, and thepedipalps, right next to the chelicerae that can be used for a multitude of purposes, de...
are all related insects that belong to theHymenopteraorder. Bee and wasp stings can cause significant reactions, ranging from localizedpainand swelling to serious and even potentially fatal conditions. At least 90 to 100 deaths occur each year in the U.S. as a result of serious anaphylactic sti...
Coelenterates also have a simple gastro-vascular system, as their digestive system also serves as their circulatory system and only has one opening, which functions as both the mouth and the anus. They are also always radially symmetrical, meaning these are circular organisms that do not have ...
When these gnats bite, they don’t do it the way a mosquito does.Mosquitoeshave needle-like mouth parts that they use to pierce skin, while gnats use scissor-like jaws to cut open the skin. Their saliva can cause an allergic reaction, which for most people is usually mild. They can’...
Canine malignant melanoma (CMM) typically begins in the mouth or around the toes and can spread within the body to the heart, lungs, intestines, and other organs. Canine malignant melanoma is known for being one of the most aggressive cancers in dogs and deadly. CMM is most commonly seen ...