Though not technically immortal animals, the bowhead whale is the oldest living mammal. According topopular science,, several species of whales have been known to live for more than 70 years, though in the 1990s scientists discovered scars on the massive animals that had been made by weapons from the 1800s. The oldest known bowhead lived to be 211 years old. Whales are also very smart. this particular one even thanked the scientists who rescued him for fishing net .
-Answered by Himanshi Verma On 05 February 2019:04:57:47 PM