Your dog has no way to tell you her throat feels funny, nor does she have much recourse other than to try drinking it away. Diarrhea and vomiting can deplete your dog's fluids, making her excessively thirsty. If you suspect an allergy or intolerance, your vet can design an exclusion diet to figure things out. Considerations
Lettuce spread to the Greeks and Romans, the latter of whom gave it the name  lactuca , from which the English lettuce is ultimately derived.By 50 AD, multiple types were described, and lettuce appeared often in medieval writings, including several herbals.ettuce's native range spreads from the Mediterranean to Siberia, although it has been transported to almost all areas of the world. Plants generally have a height and spread of 6 to 12 inches (15 to 30 cm). The leaves are colorful, mainly in the green and red color spectrums, with some variegated varieties.
Today, the majority of lettuce is grown for its leaves, although one type is grown for its stem and one for its seeds, which are made into an oil. Most lettuce is used in salads, either alone or with other greens, vegetables, meats and cheeses.Romaine lettuce is often used for Caesar salads, with a dressing that includes anchovies and eggs. Lettuce leaves can also be found in soups, sandwiches and wraps, while the stems are eaten both raw and cooked.actuca sativa is a member of the Lactuca (lettuce) genus and the Asteraceae (sunflower or aster) family. The species was first described in 1753 by Carl Linnaeus in the second volume of his Species Plantarum. Synonyms for L. sativa include Lactuca scariola var.