Digestive system of humpback whales stretching like an accordion. They allow whales to open their mandible to 90 degrees to gulp water and prey. They expel saltwater through the baleen plates, leaving behind krill and plankton. The whale's tongue plays a vital role in filter feeding, as it is used to push the water out of its mouth while keeping the prey trapped in its baleen bristles. As humpback whales do not have teeth, their food is swallowed whole and travels down the esophagus into the preliminary stomach (known as the forestomach) to be ground. Baleen whales have a multi-chambered stomach, divided into three distinct
What Did the Ancient Israelites Eat? What Did the Ancient Israelites Eat? What Did the Ancient Israelites Eat? Diet in Biblical Times is a 2008 book by Nathan MacDonald that discusses the foods eaten by Israelites during the time that the Bible was written. MacDonald, a theologian who serves as a lecturer at St Andrews University, used biblical texts as well as archaeological and anthropological evidence in his attempts to determine the diet of the Israelites. MacDonald decided to write the book while writing another book on the symbolism of food in the Hebrew Bible that contained a chapter on the diet of the Israelites. Nathan