Whale Essay Postcard

Whales are divided into toothed whales and baleen whales. Whaling was very popular in the early 20th century. At that time, whale meat was used as table dishes, and whale oil was used as fuel for various machines or lamps. Although countries have signed bans on whaling in the 1980s, the whaling industry that has been prevalent for decades has reduced the number of whales to very few. taiwan whale An extinct species of whale. The ear bone of this whale was discovered during exploration in Hsinchu during the Japanese occupation, and it was named by Huang Dunyou, a paleontologist at the time. Judging from the scientific name, it should look similar to the blue whale known today. pilot whale It is the most widely distributed species of whales and likes to appear in groups, sometimes as many as hundreds. They have much fewer teeth than other whales, which may be related to their preference for eating squid. big-finned whale It has the longest pectoral fins of any whale family. Their genus name comes from the Greek "μεγα-πτερα", which means "large wings" sperm whale It is the largest toothed whale. Sperm whales are expert divers and can dive to depths of more than 1,000 meters. Because the whale oil on its head is widely used, it is the medium-to-large whale that has been caught the most recently. Killer Whale It is a highly social whale. Killer whales have complex social behaviors and hunting skills, and they also use sounds to communicate. These are evidence that killer whales have their own culture.