Natural Theology

action adapted admiration aliment Anat animal bodies apparatus appears argument artery birds blood bones Bridgewater Treatise called cartilage cavity centre chyle constitution contraction contrivance Creator degree digestion direction distinct duodenum effect elastic evident existence feather fibres fish fluid force gall-bladder gastric juice glands head heart hinge-joint human insects instance instinct instrument intelligence intestines joint lacteals larvæ laws ligament light limbs lungs manner maxillæ means mechanism membrane mortise and tenon motion mouth mucilage muscles muscular Natural Theology nature necessary nerves object observed organ oviparous pectoral fins perfect pipes plant principle proboscis produced properties purpose quadrupeds reason relation remarkable seed sense side socket species spine stomach structure substance suppose surface teeth tendons terrestrial animals thing thread tion tongue tube tympanum valves variety vegetable vertebræ vessels wanted watch whilst whole wings