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=Overview=
''Toxacara canis'' is a typical ascarid nematode that infects dogs where its predilection site is the small intestines. These worms can be found throughout the world with varying prevalence. Control of this ascarid is typically difficult due to its extended persistence in the environment. The human is a non-permissive host of ''T. canis'' meaning it cannot complete its life cycle.
* Infects both dogs and humans.
* Infects both dogs and humans.
* Causes eosinophilic enteritis in the dog.
* Causes eosinophilic enteritis in the dog.
==== Recognition ====
==== Recognition ====
''T. canis'' is a typical ascarid. The fleshy adult worm may be up to 18cm long and lives in the small intestine of the dog, fox and other canidae. It is slightly bigger than the other canine ascarid species (''Toxoscaris leonina'' - up to 10cm). Female ''T. canis'' produce characteristic dark eggs with a pitted surface
''T. canis'' is a typical ascarid. The fleshy adult worm may be up to 18cm long and lives in the small intestine of the dog, fox and other canidae. It is slightly bigger than the other canine ascarid species (''Toxoscaris leonina'' - up to 10cm). Female ''T. canis'' produce characteristic dark eggs with a pitted surface