the.com/dolphins
Ocean geniuses that adopted echolocation, teamwork, and recreational cruelty before humans invented any of it.
means Highly intelligent marine mammals, sleek toothed whales known for play, complex social bonds, and clicking communication.
from From Greek delphis, tied to delphys, womb — the ancients noticed these were warm-blooded animals that bear live young, not fish.
Half-sleepOne brain hemisphere sleeps while the other keeps swimming.
Name tagsEach uses a signature whistle as its name.
Tool usersSome wear sponges to protect snouts while foraging.
Self-awareThey recognize themselves in mirrors, rare in animals.