. A history of British birds, indigenous and migratory: including their organization, habits, and relations; remarks on classification and nomenclature; an account of the principal organs of birds, and observations relative to practical ornithology .. . these organs differ from those of the Thrushes, Warblers, Wag-tails, Sylvicolse, and Wrens, chiefly in having the oesophagusdilated about the middle into a kind of crop lying always onthe left side ; the stomach, on account of the increased thick-ness of the muscular coat, is often broader than long, its mus-cles are distinct, its epithelium de
. A history of British birds, indigenous and migratory: including their organization, habits, and relations; remarks on classification and nomenclature; an account of the principal organs of birds, and observations relative to practical ornithology .. . these organs differ from those of the Thrushes, Warblers, Wag-tails, Sylvicolse, and Wrens, chiefly in having the oesophagusdilated about the middle into a kind of crop lying always onthe left side ; the stomach, on account of the increased thick-ness of the muscular coat, is often broader than long, its mus-cles are distinct, its epithelium dense, rugous, and sometimesfurnished with two opposite grinding surfaces ; the intestine isof moderate length, and width; the cceca very small. In theChatterers, Fig. 106, which are eaters chiefly of pulpy fruits,of which the seeds pass through the intestines untouched, theoesophagus is much widened about the middle ; but the sto-mach very small, and moderately muscular; while the intes-tine is short and of enormous width. MODIFICATIONS OF THE DIGESTIVE ORGANS. 7 These examples, with those adduced in the first vohime,will suffice to shew that great variations exist in the digestiveorgans of birds, as well as in their external parts. Havingnow exa
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Keywords: ., bookcentury1800, bookidhistoryofbritish02macg, booksubjectbirdsg
