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== General Appearance ==
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*Bursate.
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*Relatively short (typically 1-5cm) but stout.
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*Heads often have characteristic features.
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== General Life-Cycle ==
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Like that of the trichostrongyloids (eggs are also 'typical strongyle eggs'), but:
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*L3 → L4 → adult (typically occurs in the large intestine).
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*Larvae penetrate into mucosal wall and elicit nodule formation.
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*Larvae of some species migrate around the body.
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*Prepatent period varies between species from 3weeks to 6+ months.
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[[Strongylus vulgaris]]
 
[[Strongylus vulgaris]]
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