🦢Sandhill cranes have been in existence for 10 million years, evolving and surviving through various geological shifts.
🦈The frilled shark has hardly changed in appearance in the 80 million years of its existence and is considered a living fossil.
🦎The Chinese giant salamander, the largest amphibian in the world, evolved over 170 million years ago and is currently critically endangered.
🐖Tapirs, related to horses and rhinoceros, have remained relatively unchanged for over 20 million years.
🦀Horseshoe crabs, dating back 300 million years, have nine eyes and are more closely related to spiders and scorpions.