The two ways they keep themselves warm air through insulation provided by their blubber and through thermoregulation. All mammals are warm blooded, if you look closely to dolphins you can see their veins running through the tail flukes of a dolphin. The tail, pectoral fins, and dorsal fins are great places for a dolphin to get rid of heat because they contain no blubber. inside the flukes, dorsal fins, and pectoral fin are a lot of arteries surrounded by a network of veins. In the summer dolphins keep cool by increasing blood flow. The veins along the surface of the skin expand allowing heat to leave through the surface of the skin. While the skin of a dolphin's body contribute to its graceful movement the tail flukes provide the power. The dolphin stores its oxygen in the darkness of a muscle indicates a high oxygen concentration. Dolphins store oxygen in their muscle with the help of protein of the blood called myoglobin. Dolphins have a higher blood volume than most terrestrial animals. They store 41% of oxygen intake within their muscle tissue because oxygen is already stored within the muscle tissue, dolphins can slow down their blood circulation to a minimum. Humans only store 19% of oxygen intake within their muscle tissue. The bottlenose dolphin is a cosmopolitan species in the temperate to tropical zones. Founders found that females can live …show more content…
He was the first to claim that dolphins were mammals. There has been stories of dolphins and human having encounters with each others. For example, marines getting guided to shore by dolphins and also that dolphins helped humans to catch fish. Ancient marines would use dolphins in their ships for protection. Prehistoric engraved image shows that dolphins were found in South Africa. One of those images showed a person swimming with dolphins. In a northern part of Australia have many connection with dolphins. The natives there consider himself direct descendants of dolphins. The dolphin is celebrated in their stories and ceremonies. In native americans tradition dolphins symbolizes life force. They taught that the dolphin was the keeper of the sacred breath of life. Dolphins are the symbol of rebirth. Dolphins love to play and take great joy of playing. They play fight with each other and also play with seaweed. They are caring, loving, and gentle. There has not been stories of dolphins attacking humans in the wild. Dolphins get annoyed with each other but they end up on an agreement and they do not hold grudges on each others. They are highly intelligent and graceful in the water. Some people say that we attracted to dolphins because they have the qualities that we want in ourselves. The oldest bottle dolphin under human care lived to be 48 years