Search results
Results from the WOW.Com Content Network
tick bites, e.g. Ixodes scapularis. Balantidiasis. Balantidium coli. intestinal mucosa, may become invasive in some patients. stool (diarrhea=ciliated trophozoite; solid stool=large cyst with horseshoe shaped nucleus) ingestion of cyst, zoonotic infection acquired from pigs (feces) Blastocystosis. Blastocystis spp.
Stress/anxiety; behaviours associated with being exposed to a stressor (e.g. loss of appetite, social withdrawal). [35] Stone chewing; chewing stones or rocks without swallowing them. [36] Tail biting; biting or chewing the tail of another animal. [37] Tail chasing; an animal chasing its own tail in circles.
Parasitic infestations, stings, and bites in humans are caused by several groups of animals belonging to the following phyla—Arthropoda, Chordata, Cnidaria, Nemathelminthes, Platyhelminthes, Annelida, and Protozoa
Dermatophagia. Dermatophagia (from Ancient Greek δέρμα — lit. skin and φαγεία lit. eating) or dermatodaxia (from δήξις, lit. biting) [3] is a compulsion disorder of gnawing or biting one's own skin, most commonly at the fingers. This action can either be conscious or unconscious [4] and it is considered to be a type of pica.
This list deals exclusively with venomous animals. Venoms have adapted to serve a wide variety of purposes. Their intended effects can range from mild fleeting discomfort to paralysis and death, and they may be highly selective in which species they target, often making them harmless to all but a few specific organisms; what may be fatal to one ...
Biting is a last resort and the amount of venom injected varies greatly. Spider venom toxicity can be evaluated in experimental animals, or reported from accidental bites. Different experimental animals have different reactions to the same venom. The dose that is lethal to half of the animals poisoned is the LD50 and those values for mice is below.
For animals that inject venom, see list of venomous animals. The hooded pitohui. The neurotoxin homobatrachotoxin on the birds' skin and feathers causes numbness and tingling on contact. The following is a list of poisonous animals, which are animals that passively deliver toxins (called poison) to their victims upon contact such as through ...
Cutaneous leishmaniasis. Cutaneous leishmaniasis is the most common form of leishmaniasis affecting humans. [4] It is a skin infection caused by a single-celled parasite that is transmitted by the bite of a phlebotomine sand fly. There are about thirty species of Leishmania that may cause cutaneous leishmaniasis.