Elephants can be right-handed or left-handed, which can be determined by the sharpness of their tusks. Over the course of their lives, teeth change 6 times, with the last ones growing at the age of 40. The elephant's trunk is composed of 40 thousand muscles, and they can swim at a speed of 2-6 km/h. Elephants communicate using sounds, gestures and infrasounds over distances of up to 10 km. #pregnancy for females lasts from 18 to 24 months, and elephants can live from 60 to 80 years. They have an excellent memory, they remember relatives and can take revenge after many years. The largest elephant weighed about 12.24 tons. The skin of an African elephant is thicker (2-4 cm) than that of an #asian elephant (up to 2.5 cm). Elephants undergo treatments to protect their skin, eat salt for minerals, and can run at speeds of 35-45 km/h
